{"id":165,"date":"2023-11-23T12:33:01","date_gmt":"2023-11-23T12:33:01","guid":{"rendered":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//"},"modified":"2025-12-17T13:43:20","modified_gmt":"2025-12-17T13:43:20","slug":"rockley","status":"publish","type":"page","link":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//","title":{"rendered":"Rockley"},"content":{"rendered":"/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<section class=/groundwater/wp-json/wp/v2/pages/165/"hero-section hero-section-with-social/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"hero-info-wrap/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"container/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"row/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"col-12/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"hero-info/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<h1>Rockley</groundwater/wp-json/wp/v2/pages/165//h1>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"social-wrap social-wrap-inline-them/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"sea-background-f/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<span>Share this article</groundwater/wp-json/wp/v2/pages/165//span><a target=/groundwater/wp-json/wp/v2/pages/165/"_blank/groundwater/wp-json/wp/v2/pages/165/"  href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.facebook.com/groundwater/wp-json/wp/v2/pages/165//sharer/groundwater/wp-json/wp/v2/pages/165//sharer.php?u=https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"icon-facebook/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"hidden/groundwater/wp-json/wp/v2/pages/165/">Facebook</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//a><a target=/groundwater/wp-json/wp/v2/pages/165/"_blank/groundwater/wp-json/wp/v2/pages/165/"  href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//twitter.com/groundwater/wp-json/wp/v2/pages/165//intent/groundwater/wp-json/wp/v2/pages/165//tweet?text=Rockley&#038;url=https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"icon-twitter/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"hidden/groundwater/wp-json/wp/v2/pages/165/">Twitter</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//a><a   onclick=/groundwater/wp-json/wp/v2/pages/165/"javascript:void( (function() {var e=document.createElement('script' );e.setAttribute('type','text/groundwater/wp-json/wp/v2/pages/165//javascript' );e.setAttribute('charset','UTF-8' );e.setAttribute('src','/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//assets.pinterest.com/groundwater/wp-json/wp/v2/pages/165//js/groundwater/wp-json/wp/v2/pages/165//pinmarklet.js?r='+Math.random()*99999999);document.body.appendChild(e)})());/groundwater/wp-json/wp/v2/pages/165/"  href=/groundwater/wp-json/wp/v2/pages/165/"javascript:void(0);/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"icon-pinterest/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"hidden/groundwater/wp-json/wp/v2/pages/165/">Pinterest</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//a><a target=/groundwater/wp-json/wp/v2/pages/165/"_blank/groundwater/wp-json/wp/v2/pages/165/"  href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//wa.me?text=https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"icon-whatsapp/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"hidden/groundwater/wp-json/wp/v2/pages/165/">WhatsApp</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//a><a   href=/groundwater/wp-json/wp/v2/pages/165/"mailto:?subject=Rockley&#038;body=%20(https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//)/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"icon-mail/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"hidden/groundwater/wp-json/wp/v2/pages/165/">Email</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//a><a href=/groundwater/wp-json/wp/v2/pages/165/"#/groundwater/wp-json/wp/v2/pages/165/" data-copy=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/" class=/groundwater/wp-json/wp/v2/pages/165/"copy-url-on-click/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"icon-link/groundwater/wp-json/wp/v2/pages/165/"><span class=/groundwater/wp-json/wp/v2/pages/165/"hidden/groundwater/wp-json/wp/v2/pages/165/">Copy Link</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//a></groundwater/wp-json/wp/v2/pages/165//div></groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//section>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<section class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-bgs-blocks-content-container content-section/groundwater/wp-json/wp/v2/pages/165/"><div class=/groundwater/wp-json/wp/v2/pages/165/"container/groundwater/wp-json/wp/v2/pages/165/"><div class=/groundwater/wp-json/wp/v2/pages/165/"row/groundwater/wp-json/wp/v2/pages/165/"><div class=/groundwater/wp-json/wp/v2/pages/165/"col-12/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n<p>Measuring water levels in a chalk valley south of Swindon in England, the Rockley site is considered a characteristic site for observing groundwater/groundwater/wp-json/wp/v2/pages/165//surface water interaction.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<p><a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//about-bgs/groundwater/wp-json/wp/v2/pages/165//contact-us/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/">BGS Enquiries</groundwater/wp-json/wp/v2/pages/165//a> can help you to access data from the National Groundwater Level Archive (NGLA) for this well.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<figure  class=/groundwater/wp-json/wp/v2/pages/165/"img-wrap/groundwater/wp-json/wp/v2/pages/165/"><img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//Rockley-RedSpot-150x150.jpg/groundwater/wp-json/wp/v2/pages/165/" class=/groundwater/wp-json/wp/v2/pages/165/"lazy-blur/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"Location of Rockley. BGS /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI./groundwater/wp-json/wp/v2/pages/165/" data-src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//Rockley-RedSpot.jpg/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//><figcaption class=/groundwater/wp-json/wp/v2/pages/165/"caption sm-line/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"caption-icon/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//themes/groundwater/wp-json/wp/v2/pages/165//bgs/groundwater/wp-json/wp/v2/pages/165//img/groundwater/wp-json/wp/v2/pages/165//info-caption.svg/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"Information icon/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"caption-text/groundwater/wp-json/wp/v2/pages/165/"><p>Location of Rockley. BGS /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//figcaption></groundwater/wp-json/wp/v2/pages/165//figure>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<h2 class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-heading/groundwater/wp-json/wp/v2/pages/165/">Hydrograph</groundwater/wp-json/wp/v2/pages/165//h2>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<figure class=/groundwater/wp-json/wp/v2/pages/165/"img-central/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n  <img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp/groundwater/wp-json/wp/v2/pages/165/" loading=/groundwater/wp-json/wp/v2/pages/165/"lazy/groundwater/wp-json/wp/v2/pages/165/" class=/groundwater/wp-json/wp/v2/pages/165/"img-fluid/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"/groundwater/wp-json/wp/v2/pages/165/"> /groundwater/wp-json/wp/v2/pages/165/n<figcaption>/groundwater/wp-json/wp/v2/pages/165/n        Groundwater level timeseries over the full observational record for Rockley. National Groundwater Level Archive, /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI /groundwater/wp-json/wp/v2/pages/165/u2013 BGS/groundwater/wp-json/wp/v2/pages/165/n    </groundwater/wp-json/wp/v2/pages/165//figcaption>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//figure>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<figure class=/groundwater/wp-json/wp/v2/pages/165/"img-central/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n  <img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-recentyears.webp/groundwater/wp-json/wp/v2/pages/165/" loading=/groundwater/wp-json/wp/v2/pages/165/"lazy/groundwater/wp-json/wp/v2/pages/165/" class=/groundwater/wp-json/wp/v2/pages/165/"img-fluid/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"/groundwater/wp-json/wp/v2/pages/165/"> /groundwater/wp-json/wp/v2/pages/165/n<figcaption>/groundwater/wp-json/wp/v2/pages/165/n        Groundwater level timeseries for the last 5 years of available data for  Rockley. National Groundwater Level Archive, /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI /groundwater/wp-json/wp/v2/pages/165/u2013 BGS/groundwater/wp-json/wp/v2/pages/165/n    </groundwater/wp-json/wp/v2/pages/165//figcaption>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//figure>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<h2 class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-heading/groundwater/wp-json/wp/v2/pages/165/">Information about the well</groundwater/wp-json/wp/v2/pages/165//h2>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<h3 class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-heading/groundwater/wp-json/wp/v2/pages/165/">Hydrogeological setting</groundwater/wp-json/wp/v2/pages/165//h3>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div id=/groundwater/wp-json/wp/v2/pages/165/"wysiwyg-559-block_7e161ce264fd9ff249acb9846b588153/groundwater/wp-json/wp/v2/pages/165/" class=/groundwater/wp-json/wp/v2/pages/165/"  /groundwater/wp-json/wp/v2/pages/165/" >/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"col-12 responsive-table/groundwater/wp-json/wp/v2/pages/165/"><table>/groundwater/wp-json/wp/v2/pages/165/n<tbody>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<th style=/groundwater/wp-json/wp/v2/pages/165/"width: 99.6575%;height: 23px;background-color: #002e40/groundwater/wp-json/wp/v2/pages/165/" colspan=/groundwater/wp-json/wp/v2/pages/165/"2/groundwater/wp-json/wp/v2/pages/165/"><span style=/groundwater/wp-json/wp/v2/pages/165/"color: #ffffff/groundwater/wp-json/wp/v2/pages/165/">Rockley</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//th>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Wellmaster ID</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>SU17/groundwater/wp-json/wp/v2/pages/165//57</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>NGR</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>4165 1717</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Datum</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>146.57/groundwater/wp-json/wp/v2/pages/165/u00a0m AOD</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<th style=/groundwater/wp-json/wp/v2/pages/165/"width: 99.6575%;height: 23px;background-color: #002e40/groundwater/wp-json/wp/v2/pages/165/" colspan=/groundwater/wp-json/wp/v2/pages/165/"2/groundwater/wp-json/wp/v2/pages/165/"><span style=/groundwater/wp-json/wp/v2/pages/165/"color: #ffffff/groundwater/wp-json/wp/v2/pages/165/">Monitoring details</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//th>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Type</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>Groundwater level</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Aquifer</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>Chalk</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Confinement</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>Unconfined</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Depth</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>17.6 m</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<th style=/groundwater/wp-json/wp/v2/pages/165/"width: 99.6575%;height: 23px;background-color: #002e40/groundwater/wp-json/wp/v2/pages/165/" colspan=/groundwater/wp-json/wp/v2/pages/165/"2/groundwater/wp-json/wp/v2/pages/165/"><span style=/groundwater/wp-json/wp/v2/pages/165/"color: #ffffff/groundwater/wp-json/wp/v2/pages/165/">Record</groundwater/wp-json/wp/v2/pages/165//span></groundwater/wp-json/wp/v2/pages/165//th>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Monitored by</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>EA Thames</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Records commence</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>1932</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n<tr>/groundwater/wp-json/wp/v2/pages/165/n<td><strong>Records end</groundwater/wp-json/wp/v2/pages/165//strong></groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n<td>Active</groundwater/wp-json/wp/v2/pages/165//td>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tr>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//tbody>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//table></groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<p>Rockley measures the water level in the Cretaceous-aged <a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//webapps.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//lexicon/groundwater/wp-json/wp/v2/pages/165//lexicon.cfm?pub=HCK/groundwater/wp-json/wp/v2/pages/165/">Holywell Nodular Chalk Formation</groundwater/wp-json/wp/v2/pages/165//a> and <a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//webapps.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//lexicon/groundwater/wp-json/wp/v2/pages/165//lexicon.cfm?pub=NPCH/groundwater/wp-json/wp/v2/pages/165/">New Pit Chalk Formation</groundwater/wp-json/wp/v2/pages/165//a> (undifferentiated) of the <a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//webapps.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//lexicon/groundwater/wp-json/wp/v2/pages/165//lexicon.cfm?pub=CK/groundwater/wp-json/wp/v2/pages/165/">Chalk Group</groundwater/wp-json/wp/v2/pages/165//a>. The well is located in a dry chalk valley not far from the River Kennet and there is significant evidence of surface water/groundwater/wp-json/wp/v2/pages/165//groundwater interaction.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<figure  class=/groundwater/wp-json/wp/v2/pages/165/"img-wrap/groundwater/wp-json/wp/v2/pages/165/"><a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//rockley-large-geology.webp/groundwater/wp-json/wp/v2/pages/165/" data-toggle=/groundwater/wp-json/wp/v2/pages/165/"lightbox/groundwater/wp-json/wp/v2/pages/165/" data-footer=/groundwater/wp-json/wp/v2/pages/165/"&lt;p&gt;Geological map of the area around Rockley. BGS /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI.&lt;/groundwater/wp-json/wp/v2/pages/165//p&gt;/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/" data-gallery=/groundwater/wp-json/wp/v2/pages/165/"gallery_49846/groundwater/wp-json/wp/v2/pages/165/"><img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//rockley-large-geology-150x150.webp/groundwater/wp-json/wp/v2/pages/165/" class=/groundwater/wp-json/wp/v2/pages/165/"lazy-blur/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"Geological map of the area around Rockley. BGS /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI./groundwater/wp-json/wp/v2/pages/165/" data-src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//rockley-large-geology-300x243.webp/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//></groundwater/wp-json/wp/v2/pages/165//a><figcaption class=/groundwater/wp-json/wp/v2/pages/165/"caption sm-line/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"caption-icon/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//themes/groundwater/wp-json/wp/v2/pages/165//bgs/groundwater/wp-json/wp/v2/pages/165//img/groundwater/wp-json/wp/v2/pages/165//info-caption.svg/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"Information icon/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"caption-text/groundwater/wp-json/wp/v2/pages/165/"><p>Geological map of the area around Rockley. BGS /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"expand-box expand-box-top/groundwater/wp-json/wp/v2/pages/165/"><a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//rockley-large-geology.webp/groundwater/wp-json/wp/v2/pages/165/" ><img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//themes/groundwater/wp-json/wp/v2/pages/165//bgs/groundwater/wp-json/wp/v2/pages/165//img/groundwater/wp-json/wp/v2/pages/165//expand.svg/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"Expand icon/groundwater/wp-json/wp/v2/pages/165/"></groundwater/wp-json/wp/v2/pages/165//a></groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//figcaption></groundwater/wp-json/wp/v2/pages/165//figure>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<h3 class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-heading/groundwater/wp-json/wp/v2/pages/165/">Well or borehole construction</groundwater/wp-json/wp/v2/pages/165//h3>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<p>An original well, 17.6&nbsp;m deep, brick lined with a diameter of 1.52&nbsp;m, was replaced in 1993 by a purpose-drilled, 60&nbsp;m-deep observation borehole.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<h3 class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-heading/groundwater/wp-json/wp/v2/pages/165/">Hydrograph response</groundwater/wp-json/wp/v2/pages/165//h3>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<p>The chalk aquifer is unconfined and the hydrograph has an annual sinusoidal response with a seasonal variation generally of about 12 m. At high water levels, flow has been recorded in the dry valley. Low levels are thought to be controlled by a marl band within the chalk.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<h3 class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-heading/groundwater/wp-json/wp/v2/pages/165/">Data issues</groundwater/wp-json/wp/v2/pages/165//h3>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<p>Mainly uninterupted weekly data since 1933. The drilling of the observation borehole in 1993 meant that it was possible to measure levels during drought that were previously not observable, as they were below the base of the well.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<figure  class=/groundwater/wp-json/wp/v2/pages/165/"img-wrap/groundwater/wp-json/wp/v2/pages/165/"><a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//hillshade-map-rockley-2.webp/groundwater/wp-json/wp/v2/pages/165/" data-toggle=/groundwater/wp-json/wp/v2/pages/165/"lightbox/groundwater/wp-json/wp/v2/pages/165/" data-footer=/groundwater/wp-json/wp/v2/pages/165/"&lt;p&gt;Topographical map with hillshade of the area around Rockley. BGS /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI.&lt;/groundwater/wp-json/wp/v2/pages/165//p&gt;/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/" data-gallery=/groundwater/wp-json/wp/v2/pages/165/"gallery_34495/groundwater/wp-json/wp/v2/pages/165/"><img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//hillshade-map-rockley-2-150x150.webp/groundwater/wp-json/wp/v2/pages/165/" class=/groundwater/wp-json/wp/v2/pages/165/"lazy-blur/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"Topographic map with hillshade of the area around Rockley. BGS /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI./groundwater/wp-json/wp/v2/pages/165/" data-src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//hillshade-map-rockley-2-300x201.webp/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//></groundwater/wp-json/wp/v2/pages/165//a><figcaption class=/groundwater/wp-json/wp/v2/pages/165/"caption sm-line/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"caption-icon/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//themes/groundwater/wp-json/wp/v2/pages/165//bgs/groundwater/wp-json/wp/v2/pages/165//img/groundwater/wp-json/wp/v2/pages/165//info-caption.svg/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"Information icon/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"caption-text/groundwater/wp-json/wp/v2/pages/165/"><p>Topographical map with hillshade of the area around Rockley. BGS /groundwater/wp-json/wp/v2/pages/165/u00a9 UKRI.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t<div class=/groundwater/wp-json/wp/v2/pages/165/"expand-box expand-box-top/groundwater/wp-json/wp/v2/pages/165/"><a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2023/groundwater/wp-json/wp/v2/pages/165//12/groundwater/wp-json/wp/v2/pages/165//hillshade-map-rockley-2.webp/groundwater/wp-json/wp/v2/pages/165/" ><img decoding=/groundwater/wp-json/wp/v2/pages/165/"async/groundwater/wp-json/wp/v2/pages/165/" src=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//themes/groundwater/wp-json/wp/v2/pages/165//bgs/groundwater/wp-json/wp/v2/pages/165//img/groundwater/wp-json/wp/v2/pages/165//expand.svg/groundwater/wp-json/wp/v2/pages/165/" alt=/groundwater/wp-json/wp/v2/pages/165/"Expand icon/groundwater/wp-json/wp/v2/pages/165/"></groundwater/wp-json/wp/v2/pages/165//a></groundwater/wp-json/wp/v2/pages/165//div>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t/groundwater/wp-json/wp/v2/pages/165/t</groundwater/wp-json/wp/v2/pages/165//figcaption></groundwater/wp-json/wp/v2/pages/165//figure>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<h2 class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-heading/groundwater/wp-json/wp/v2/pages/165/" id=/groundwater/wp-json/wp/v2/pages/165/"acknowledgements/groundwater/wp-json/wp/v2/pages/165/">Acknowledgements</groundwater/wp-json/wp/v2/pages/165//h2>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<p>Groundwater level data are provided to the NGLA by the Environment Agency (EA), Natural Resources Wales &#8211; Cyfoeth Naturiol Cymru (NRW), the Scottish Environment Protection Agency (SEPA) and, for Northern Ireland, the Department for Infrastructure &#8211; Rivers and the Northern Ireland Environment Agency.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<p>Further information about these monitoring networks can be found on these pages:</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<ul class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-list/groundwater/wp-json/wp/v2/pages/165/">/groundwater/wp-json/wp/v2/pages/165/n<li><a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//timeseriesdoc.sepa.org.uk/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/" target=/groundwater/wp-json/wp/v2/pages/165/"_blank/groundwater/wp-json/wp/v2/pages/165/" rel=/groundwater/wp-json/wp/v2/pages/165/"noreferrer noopener/groundwater/wp-json/wp/v2/pages/165/">Scotland</groundwater/wp-json/wp/v2/pages/165//a>&nbsp;(SEPA)</groundwater/wp-json/wp/v2/pages/165//li>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<li><a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//environment.data.gov.uk/groundwater/wp-json/wp/v2/pages/165//hydrology/groundwater/wp-json/wp/v2/pages/165//landing/groundwater/wp-json/wp/v2/pages/165/" target=/groundwater/wp-json/wp/v2/pages/165/"_blank/groundwater/wp-json/wp/v2/pages/165/" rel=/groundwater/wp-json/wp/v2/pages/165/"noreferrer noopener/groundwater/wp-json/wp/v2/pages/165/">England</groundwater/wp-json/wp/v2/pages/165//a>&nbsp;(Defra)&nbsp;</groundwater/wp-json/wp/v2/pages/165//li>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//ul>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<h2 class=/groundwater/wp-json/wp/v2/pages/165/"wp-block-heading/groundwater/wp-json/wp/v2/pages/165/">Contact</groundwater/wp-json/wp/v2/pages/165//h2>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/n<p>Please&nbsp;<a href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//about-bgs/groundwater/wp-json/wp/v2/pages/165//contact-us/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/">contact BGS Enquiries</groundwater/wp-json/wp/v2/pages/165//a>&nbsp;for further information.</groundwater/wp-json/wp/v2/pages/165//p>/groundwater/wp-json/wp/v2/pages/165/n</groundwater/wp-json/wp/v2/pages/165//div></groundwater/wp-json/wp/v2/pages/165//div></groundwater/wp-json/wp/v2/pages/165//div></groundwater/wp-json/wp/v2/pages/165//section>/groundwater/wp-json/wp/v2/pages/165/n","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":30,"menu_order":13,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"1","_relevanssi_noindex_reason":"","footnotes":""},"tags":[],"class_list":["post-165","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//yoast.com/groundwater/wp-json/wp/v2/pages/165//product/groundwater/wp-json/wp/v2/pages/165//yoast-seo-wordpress/groundwater/wp-json/wp/v2/pages/165// -->/groundwater/wp-json/wp/v2/pages/165/n<title>Rockley - BGS Groundwater</groundwater/wp-json/wp/v2/pages/165//title>/groundwater/wp-json/wp/v2/pages/165/n<meta name=/groundwater/wp-json/wp/v2/pages/165/"description/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"Measuring water levels in a Chalk valley, the Rockley site is considered a characteristic site for observing groundwater surface water interaction./groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta name=/groundwater/wp-json/wp/v2/pages/165/"robots/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<link rel=/groundwater/wp-json/wp/v2/pages/165/"canonical/groundwater/wp-json/wp/v2/pages/165/" href=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta property=/groundwater/wp-json/wp/v2/pages/165/"og:locale/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"en_GB/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta property=/groundwater/wp-json/wp/v2/pages/165/"og:type/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"article/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta property=/groundwater/wp-json/wp/v2/pages/165/"og:title/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"Rockley - BGS Groundwater/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta property=/groundwater/wp-json/wp/v2/pages/165/"og:description/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"Measuring water levels in a Chalk valley, the Rockley site is considered a characteristic site for observing groundwater surface water interaction./groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta property=/groundwater/wp-json/wp/v2/pages/165/"og:url/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta property=/groundwater/wp-json/wp/v2/pages/165/"og:site_name/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"BGS Groundwater/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta property=/groundwater/wp-json/wp/v2/pages/165/"article:modified_time/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"2025-12-17T13:43:20+00:00/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta property=/groundwater/wp-json/wp/v2/pages/165/"og:image/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta name=/groundwater/wp-json/wp/v2/pages/165/"twitter:card/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"summary_large_image/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<meta name=/groundwater/wp-json/wp/v2/pages/165/"twitter:label1/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"Estimated reading time/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n/groundwater/wp-json/wp/v2/pages/165/t<meta name=/groundwater/wp-json/wp/v2/pages/165/"twitter:data1/groundwater/wp-json/wp/v2/pages/165/" content=/groundwater/wp-json/wp/v2/pages/165/"2 minutes/groundwater/wp-json/wp/v2/pages/165/" /groundwater/wp-json/wp/v2/pages/165//>/groundwater/wp-json/wp/v2/pages/165/n<script type=/groundwater/wp-json/wp/v2/pages/165/"application/groundwater/wp-json/wp/v2/pages/165//ld+json/groundwater/wp-json/wp/v2/pages/165/" class=/groundwater/wp-json/wp/v2/pages/165/"yoast-schema-graph/groundwater/wp-json/wp/v2/pages/165/">{/groundwater/wp-json/wp/v2/pages/165/"@context/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//schema.org/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"@graph/groundwater/wp-json/wp/v2/pages/165/":[{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"WebPage/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"url/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"name/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"Rockley - BGS Groundwater/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"isPartOf/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#website/groundwater/wp-json/wp/v2/pages/165/"},/groundwater/wp-json/wp/v2/pages/165/"primaryImageOfPage/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#primaryimage/groundwater/wp-json/wp/v2/pages/165/"},/groundwater/wp-json/wp/v2/pages/165/"image/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#primaryimage/groundwater/wp-json/wp/v2/pages/165/"},/groundwater/wp-json/wp/v2/pages/165/"thumbnailUrl/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"datePublished/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"2023-11-23T12:33:01+00:00/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"dateModified/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"2025-12-17T13:43:20+00:00/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"description/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"Measuring water levels in a Chalk valley, the Rockley site is considered a characteristic site for observing groundwater surface water interaction./groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"breadcrumb/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#breadcrumb/groundwater/wp-json/wp/v2/pages/165/"},/groundwater/wp-json/wp/v2/pages/165/"inLanguage/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"en-GB/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"potentialAction/groundwater/wp-json/wp/v2/pages/165/":[{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"ReadAction/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"target/groundwater/wp-json/wp/v2/pages/165/":[/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/"]}]},{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"ImageObject/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"inLanguage/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"en-GB/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#primaryimage/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"url/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"contentUrl/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp/groundwater/wp-json/wp/v2/pages/165/"},{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"BreadcrumbList/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#breadcrumb/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"itemListElement/groundwater/wp-json/wp/v2/pages/165/":[{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"ListItem/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"position/groundwater/wp-json/wp/v2/pages/165/":1,/groundwater/wp-json/wp/v2/pages/165/"name/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"Home/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"item/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/"},{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"ListItem/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"position/groundwater/wp-json/wp/v2/pages/165/":2,/groundwater/wp-json/wp/v2/pages/165/"name/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"Data/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"item/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/"},{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"ListItem/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"position/groundwater/wp-json/wp/v2/pages/165/":3,/groundwater/wp-json/wp/v2/pages/165/"name/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"Groundwater level data/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"item/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/"},{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"ListItem/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"position/groundwater/wp-json/wp/v2/pages/165/":4,/groundwater/wp-json/wp/v2/pages/165/"name/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"Rockley/groundwater/wp-json/wp/v2/pages/165/"}]},{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"WebSite/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#website/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"url/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"name/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"BGS Groundwater/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"description/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"publisher/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#organization/groundwater/wp-json/wp/v2/pages/165/"},/groundwater/wp-json/wp/v2/pages/165/"potentialAction/groundwater/wp-json/wp/v2/pages/165/":[{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"SearchAction/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"target/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"EntryPoint/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"urlTemplate/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//?s={search_term_string}/groundwater/wp-json/wp/v2/pages/165/"},/groundwater/wp-json/wp/v2/pages/165/"query-input/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"PropertyValueSpecification/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"valueRequired/groundwater/wp-json/wp/v2/pages/165/":true,/groundwater/wp-json/wp/v2/pages/165/"valueName/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"search_term_string/groundwater/wp-json/wp/v2/pages/165/"}}],/groundwater/wp-json/wp/v2/pages/165/"inLanguage/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"en-GB/groundwater/wp-json/wp/v2/pages/165/"},{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"Organization/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#organization/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"name/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"BGS Groundwater/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"url/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"logo/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@type/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"ImageObject/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"inLanguage/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"en-GB/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#/groundwater/wp-json/wp/v2/pages/165//schema/groundwater/wp-json/wp/v2/pages/165//logo/groundwater/wp-json/wp/v2/pages/165//image/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"url/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2026/groundwater/wp-json/wp/v2/pages/165//05/groundwater/wp-json/wp/v2/pages/165//BGS_Groundwater_pos-object-text-clip.svg/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"contentUrl/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2026/groundwater/wp-json/wp/v2/pages/165//05/groundwater/wp-json/wp/v2/pages/165//BGS_Groundwater_pos-object-text-clip.svg/groundwater/wp-json/wp/v2/pages/165/",/groundwater/wp-json/wp/v2/pages/165/"width/groundwater/wp-json/wp/v2/pages/165/":472,/groundwater/wp-json/wp/v2/pages/165/"height/groundwater/wp-json/wp/v2/pages/165/":98,/groundwater/wp-json/wp/v2/pages/165/"caption/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"BGS Groundwater/groundwater/wp-json/wp/v2/pages/165/"},/groundwater/wp-json/wp/v2/pages/165/"image/groundwater/wp-json/wp/v2/pages/165/":{/groundwater/wp-json/wp/v2/pages/165/"@id/groundwater/wp-json/wp/v2/pages/165/":/groundwater/wp-json/wp/v2/pages/165/"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#/groundwater/wp-json/wp/v2/pages/165//schema/groundwater/wp-json/wp/v2/pages/165//logo/groundwater/wp-json/wp/v2/pages/165//image/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165/"}}]}</groundwater/wp-json/wp/v2/pages/165//script>/groundwater/wp-json/wp/v2/pages/165/n<!-- /groundwater/wp-json/wp/v2/pages/165// Yoast SEO plugin. -->","yoast_head_json":{"title":"Rockley - BGS Groundwater","description":"Measuring water levels in a Chalk valley, the Rockley site is considered a characteristic site for observing groundwater surface water interaction.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//","og_locale":"en_GB","og_type":"article","og_title":"Rockley - BGS Groundwater","og_description":"Measuring water levels in a Chalk valley, the Rockley site is considered a characteristic site for observing groundwater surface water interaction.","og_url":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//","og_site_name":"BGS Groundwater","article_modified_time":"2025-12-17T13:43:20+00:00","og_image":[{"url":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp","type":"","width":"","height":""}],"twitter_card":"summary_large_image","twitter_misc":{"Estimated reading time":"2 minutes"},"schema":{"@context":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//schema.org","@graph":[{"@type":"WebPage","@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//","url":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//","name":"Rockley - BGS Groundwater","isPartOf":{"@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#website"},"primaryImageOfPage":{"@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#primaryimage"},"image":{"@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#primaryimage"},"thumbnailUrl":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp","datePublished":"2023-11-23T12:33:01+00:00","dateModified":"2025-12-17T13:43:20+00:00","description":"Measuring water levels in a Chalk valley, the Rockley site is considered a characteristic site for observing groundwater surface water interaction.","breadcrumb":{"@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#primaryimage","url":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp","contentUrl":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//resources.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//hydrographs/groundwater/wp-json/wp/v2/pages/165//bgsfigs/groundwater/wp-json/wp/v2/pages/165//ROCKLEY-allyears.webp"},{"@type":"BreadcrumbList","@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//rockley/groundwater/wp-json/wp/v2/pages/165//#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//"},{"@type":"ListItem","position":2,"name":"Data","item":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//"},{"@type":"ListItem","position":3,"name":"Groundwater level data","item":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//data/groundwater/wp-json/wp/v2/pages/165//groundwater-levels/groundwater/wp-json/wp/v2/pages/165//"},{"@type":"ListItem","position":4,"name":"Rockley"}]},{"@type":"WebSite","@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#website","url":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//","name":"BGS Groundwater","description":"","publisher":{"@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#organization","name":"BGS Groundwater","url":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//","logo":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#/groundwater/wp-json/wp/v2/pages/165//schema/groundwater/wp-json/wp/v2/pages/165//logo/groundwater/wp-json/wp/v2/pages/165//image/groundwater/wp-json/wp/v2/pages/165//","url":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2026/groundwater/wp-json/wp/v2/pages/165//05/groundwater/wp-json/wp/v2/pages/165//BGS_Groundwater_pos-object-text-clip.svg","contentUrl":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-content/groundwater/wp-json/wp/v2/pages/165//uploads/groundwater/wp-json/wp/v2/pages/165//sites/groundwater/wp-json/wp/v2/pages/165//4/groundwater/wp-json/wp/v2/pages/165//2026/groundwater/wp-json/wp/v2/pages/165//05/groundwater/wp-json/wp/v2/pages/165//BGS_Groundwater_pos-object-text-clip.svg","width":472,"height":98,"caption":"BGS Groundwater"},"image":{"@id":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//#/groundwater/wp-json/wp/v2/pages/165//schema/groundwater/wp-json/wp/v2/pages/165//logo/groundwater/wp-json/wp/v2/pages/165//image/groundwater/wp-json/wp/v2/pages/165//"}}]}},"_links":{"self":[{"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//pages/groundwater/wp-json/wp/v2/pages/165//165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//pages"}],"about":[{"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//types/groundwater/wp-json/wp/v2/pages/165//page"}],"author":[{"embeddable":true,"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//users/groundwater/wp-json/wp/v2/pages/165//3"}],"replies":[{"embeddable":true,"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//comments?post=165"}],"version-history":[{"count":56,"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//pages/groundwater/wp-json/wp/v2/pages/165//165/groundwater/wp-json/wp/v2/pages/165//revisions"}],"predecessor-version":[{"id":7994,"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//pages/groundwater/wp-json/wp/v2/pages/165//165/groundwater/wp-json/wp/v2/pages/165//revisions/groundwater/wp-json/wp/v2/pages/165//7994"}],"up":[{"embeddable":true,"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//pages/groundwater/wp-json/wp/v2/pages/165//30"}],"wp:attachment":[{"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//media?parent=165"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//www.bgs.ac.uk/groundwater/wp-json/wp/v2/pages/165//groundwater/groundwater/wp-json/wp/v2/pages/165//wp-json/groundwater/wp-json/wp/v2/pages/165//wp/groundwater/wp-json/wp/v2/pages/165//v2/groundwater/wp-json/wp/v2/pages/165//tags?post=165"}],"curies":[{"name":"wp","href":"https:/groundwater/wp-json/wp/v2/pages/165///groundwater/wp-json/wp/v2/pages/165//api.w.org/groundwater/wp-json/wp/v2/pages/165//{rel}","templated":true}]}}