{"id":38575,"date":"2025-06-24T16:10:00","date_gmt":"2025-06-24T14:10:00","guid":{"rendered":"https:\/\/www.cnr.tm.fr\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/"},"modified":"2026-08-19T11:39:01","modified_gmt":"2026-08-19T09:39:01","slug":"centrale-hydroelectrique-de-la-sarenne","status":"publish","type":"grand-projet","link":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/","title":{"rendered":"Hydropower plant of Sarenne"},"content":{"rendered":"\n    \n\n\n\n<div class=\"banner_wrap as--txt-light\" style=background-color:#54BEDA banner-reveal reveal>\n            <div class=\"banner-content editor-wysiwyg\">\n                            <div class=\"breadcrumb-line\"><ol class=\"c-breadcrumb\" aria-label=\"breadcrumb\" role=\"navigation\" itemscope itemtype=\"http:\/\/schema.org\/BreadcrumbList\"><li itemprop=\"itemListElement\" itemscope itemtype=\"http:\/\/schema.org\/ListItem\"><a itemprop=\"item\" href=\"https:\/\/www.cnr.tm.fr\/en\/\" aria-level=\"1\"><span itemprop=\"name\">Home<\/span><\/a><meta itemprop=\"position\" content=\"1\"\/><\/li><li itemprop=\"itemListElement\" itemscope itemtype=\"http:\/\/schema.org\/ListItem\"><span itemprop=\"name\"><\/span><meta itemprop=\"position\" content=\"2\"\/><\/li><\/ol><\/div>\n                                        <h1 class=\"a-title-1\">Hydropower plant of Sarenne<\/h1>\n                                        <p>On 1<sup>st<\/sup> January 2025, CNR commissioned its new high head hydropower plant located on the torrent of Sarenne\u00a0in Is\u00e8re.<\/p>\n<p>With an annual production of <strong>36 GWh<\/strong>, it can supply renewable electricity equivalent to the <strong>electricity consumption of 16,000 inhabitants.<\/strong><\/p>\n<p>The story began in August 2015 with the acquisition by CN\u2019Air (subsidiary of CNR) of the concession of the torrent of Sarenne, <strong>to build and then operate <\/strong>for 40 years a high head (735 m) <strong>hydropower plant with an installed capacity of<\/strong> <strong>11 MW.<\/strong>\u00a0<\/p>\n\n                                <\/div>\n\n                    <div class=\"banner-pin\" banner-reveal-pin>\n                <div class=\"banner-images\">\n                                        <div class=\"slider-wrap\" banner-gallery dir=\"rtl\">\n                        <div class=\"slider\" data-slick='{\"slidesToShow\": 1, \"infinite\": true, \"arrows\": false, \"autoplay\": true, \"rtl\": true}'>\n                                                                                            <div class=\"banner-image\">\n                                    <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/09\/DJI_01893-1024x576.jpg\" alt=\"\" loading=\"eager\" fetchpriority=\"high\">\n                                <\/div>\n                                                    <\/div>\n                    <\/div>\n                    <button type=\"button\" class=\"slick-autoplay-toggle\" aria-label=\"Mettre le d\u00e9filement automatique en pause \/ Jouer\">\n                            <svg class=\"a-icon as--12 slick-pause-icon as--white\" aria-hidden=\"true\"\n         focusable=\"false\">\n        <use xlink:href=\"\/app\/themes\/cnr-acti\/assets\/img\/svg\/icon-sprite.svg#icon-pause\"><\/use>\n    <\/svg>\n\n                            <svg class=\"a-icon as--12 slick-play-icon as--white\" aria-hidden=\"true\"\n         focusable=\"false\">\n        <use xlink:href=\"\/app\/themes\/cnr-acti\/assets\/img\/svg\/icon-sprite.svg#icon-play\"><\/use>\n    <\/svg>\n\n                        <span class=\"slick-pause-text sr-only\">Pause<\/span>\n                        <span class=\"slick-play-text sr-only\">Jouer<\/span>\n                    <\/button>\n                <\/div>\n            <\/div>\n        \n            <\/div>\n\n\n\n\n    \n                \n\n<section class=\"content-section as--normal-margin as--txt-dark \" >\n            <div class=\"inner-wrap\" auto-reveal>\n            <div class=\"editor-wysiwyg h-mb-40\">\n                <h2 class=\"a-title-2\">The Sarenne power plant: green energy production and biodiversity preservation<\/h2>\n<p>This structure participates fully in CNR\u2019s strategy to develop hydroelectricity activities elsewhere than the Rhone and represents for Is\u00e8re\u00a0<strong>a new green energy production asset for accelerating the territory\u2019s energy transition<\/strong>. It stretches over <strong>3 municipalities in Is\u00e8re<\/strong>:<\/p>\n\n            <\/div>\n        <\/div>\n        <div class=\"inner-wrap \">\n        <div class=\"as--column as--columns-2\" auto-reveal>\n                            <div class=\"as--column__item editor-wysiwyg h-align-left\">\n                                                                                                        <ul>\n<li><strong>Huez\u00a0<\/strong>(alt.1,456 m) where the <strong>water intake<\/strong> is located,<\/li>\n<li><strong>La Garde-en-Oisans<\/strong>, crossed by the <strong>railway<\/strong>, completely underground along 3,660 m,<\/li>\n<li><strong>Le Bourg d\u2019Oisans<\/strong>\u00a0(alt.721 m) where the <strong>hydropower plant<\/strong> is located.<\/li>\n<\/ul>\n<p>The development has been designed to maintain constant balance between <strong>economic exploitation, respect for biodiversity, and taking into account a sensitive mountain environment<\/strong>.<\/p>\n<p><em>Photo caption: area where 44,000 m\u00b3 of excavated material were deposited.<\/em><\/p>\n\n                                                                                                                                    <\/div>\n                            <div class=\"as--column__item editor-wysiwyg h-align-left\">\n                                                                                                                                        <div class=\"editor-img as--rounded\">\n                                    <picture>\n                                        <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/12\/CNR_centrale_hydoelectrique_Sarenne_talus_depot-450x450.jpg\" alt=\"Zone de d\u00e9p\u00f4t des 44 000 m3 de mat\u00e9riaux excav\u00e9s\">\n                                    <\/picture>\n                                <\/div>\n                                                                                                                                    <\/div>\n                    <\/div>\n    <\/div>\n<\/section>\n\n\n    \n<section class=\"content-section as--txt-dark as--bgcolor\" style=background-color:#68C6DF33>\n        <div class=\"slider-wrap\" medias-slider reveal>\n        <div class=\"slider-controls\">\n            <div class=\"slick-arrow slick-prev\">\n                    <svg class=\"a-icon as--30\" aria-hidden=\"true\"\n         focusable=\"false\">\n        <use xlink:href=\"\/app\/themes\/cnr-acti\/assets\/img\/svg\/icon-sprite.svg#icon-next-white\"><\/use>\n    <\/svg>\n\n            <\/div>\n            <div class=\"slick-arrow slick-next\">\n                    <svg class=\"a-icon as--30\" aria-hidden=\"true\"\n         focusable=\"false\">\n        <use xlink:href=\"\/app\/themes\/cnr-acti\/assets\/img\/svg\/icon-sprite.svg#icon-next-white\"><\/use>\n    <\/svg>\n\n            <\/div>\n        <\/div>\n        <div class=\"slider\" data-slick='{\"slidesToShow\": 2, \"infinite\": true, \"dots\": false, \"adaptiveHeight\": false, \"arrows\": true}'>\n                            <div>\n                                                                    <div class=\"editor-img\">\n                            <figure role=\"figure\" aria-label=\"Overview of the structures and their location\">\n                                <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2021\/03\/sarenne1-1-1024x723.jpg\" alt=\"Sch\u00e9ma d\u2019ensemble des ouvrages hydro\u00e9lectriques de l\u2019Oisans montrant la prise d\u2019eau \u00e0 1456 m d\u2019altitude, la plateforme interm\u00e9diaire \u00e0 1000 m et la centrale au Bourg-d\u2019Oisans \u00e0 721 m, reli\u00e9es par des galeries et conduites souterraines.\" width=\"1495\" height=\"1056\" loading=\"lazy\">\n                                <figcaption>Overview of the structures and their location<\/figcaption>\n                            <\/figure>\n                        <\/div>\n                                    <\/div>\n                            <div>\n                                                                    <div class=\"editor-img\">\n                            <figure role=\"figure\" aria-label=\"Cross-section representing the longitudinal profile of the water path between the water intake and the power plant\">\n                                <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2021\/03\/sarenne2-1-1024x719.jpg\" alt=\"Illustration en coupe d\u2019un am\u00e9nagement hydro\u00e9lectrique de montagne. Une prise d\u2019eau implant\u00e9e \u00e0 Huez \u00e0 1456 m\u00e8tres d\u2019altitude capte l\u2019eau et l\u2019achemine dans une galerie souterraine traversant le massif. Le parcours passe par une plateforme interm\u00e9diaire situ\u00e9e \u00e0 La Garde-en-Oisans \u00e0 1000 m\u00e8tres puis descend vers une centrale install\u00e9e au Bourg-d\u2019Oisans \u00e0 721 m\u00e8tres d\u2019altitude. Le trac\u00e9 met en \u00e9vidence la circulation de l\u2019eau \u00e0 travers diff\u00e9rentes conduites enterr\u00e9es et un puits inclin\u00e9, sur une distance d\u2019environ 3660 m\u00e8tres et un d\u00e9nivel\u00e9 de 735 m\u00e8tres. Des encarts en bas de l\u2019image montrent les sections des ouvrages : conduites de 800 et 900 millim\u00e8tres de diam\u00e8tre plac\u00e9es en galerie, en tranch\u00e9e ou en puits inclin\u00e9, ainsi qu\u2019une galerie en charge de 4100 millim\u00e8tres de diam\u00e8tre.\" width=\"1495\" height=\"1049\" loading=\"lazy\">\n                                <figcaption>Cross-section representing the longitudinal profile of the water path between the water intake and the power plant<\/figcaption>\n                            <\/figure>\n                        <\/div>\n                                    <\/div>\n                    <\/div>\n    <\/div>\n<\/section>\n\n\n\n\n    \n                \n\n<section class=\"content-section as--normal-margin as--txt-dark \" >\n        <div class=\"inner-wrap \">\n        <div class=\"as--column as--columns-2\" reveal>\n                            <div class=\"as--column__item editor-wysiwyg h-align-left\">\n                                                                                                                                        <div class=\"editor-img as--rounded\">\n                                    <picture>\n                                        <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/09\/CNR-SARENNE-9-300x170.jpg\" alt=\"\">\n                                    <\/picture>\n                                <\/div>\n                                                                                                                                    <\/div>\n                            <div class=\"as--column__item editor-wysiwyg h-align-left\">\n                                                                                                        <h3 class=\"wp-block-heading a-title-3\"><span style=\"color: #239bd7;\">The water intake<\/span><\/h3>\n<p>Located at Huez at an altitude of 1,456 m, it includes:<\/p>\n<ul>\n<li><strong>an intake weir<\/strong> equipped with a fine trash rack to take the discharge for the turbine and also allow the downstream passage of fish;<\/li>\n<li><strong>a sand trap<\/strong> to decant abrasive materials from the torrent before it enters the penstocks;<\/li>\n<li><strong>a sand trap scour gate<\/strong> to ensure sediment transport;<\/li>\n<li><strong>a fish pass<\/strong> with 12 successive basins to ensure fish continuity and the transit of 120 l\/s of compensation water.<\/li>\n<\/ul>\n\n                                                                                                                                    <\/div>\n                    <\/div>\n    <\/div>\n<\/section>\n\n\n\n    \n    \n\n<section class=\"content-section as--normal-margin as--txt-dark as--bgcolor\" style=background-color:#68C6DF33>\n            <div class=\"inner-wrap\" reveal>\n            <div class=\"editor-wysiwyg h-mb-40\">\n                <h3 class=\"wp-block-heading a-title-3\"><span style=\"color: #239bd7;\">The water conduit<\/span><\/h3>\n<p>The water conduit measures 3,660 m in length. It is completely underground or buried in order to preserve the mountain landscape of Oisans. It is composed of <strong>several sections<\/strong> between the water intake and the turbines:\u00a0<\/p>\n<ul>\n<li><strong>a main gallery 4.20 m<\/strong> in diameter excavated by a tunnel boring machine that bored through the hard rock of the Oisans massif along 2.3 km on a very steep slope of 22%, then equipped with penstocks with a diameter of 900 mm.<\/li>\n<li><strong>380 m of penstocks<\/strong> buried under 80 cm and resting on a sand bed;<\/li>\n<\/ul>\n\n            <\/div>\n        <\/div>\n        <div class=\"inner-wrap \">\n        <div class=\"as--column as--columns-2\" reveal>\n                            <div class=\"as--column__item editor-wysiwyg h-align-left\">\n                                                                                                        <ul>\n<li><strong>a well tilted at 45\u00b0<\/strong> constructed using the raise-boring technique, with a diameter of 1.8 m along 350 m, into which the penstock of 800 mm in diameter has been inserted;<\/li>\n<li><strong>an existing horizontal gallery 500 m long<\/strong>, dating from the beginning of the 1980s, equipped with a penstock with a diameter of 800 mm, arriving at the power plant.<\/li>\n<\/ul>\n<p>The excavation spoils were treated in the perimeter of the project and deposited a few metres from the place of extraction on a deposit slope arranged for this purpose and planted with local plants.<\/p>\n\n                                                                                                                                    <\/div>\n                            <div class=\"as--column__item editor-wysiwyg h-align-left\">\n                                                                                                                                        <div class=\"editor-img as--rounded\">\n                                    <picture>\n                                        <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/12\/CNR_galerie_travaux_centrale-hydroelectrique_Sarenne-450x450.jpg\" alt=\"\">\n                                    <\/picture>\n                                <\/div>\n                                                                                                                                    <\/div>\n                    <\/div>\n    <\/div>\n<\/section>\n\n\n\n    \n                \n\n<section class=\"content-section as--normal-margin as--txt-dark \" >\n        <div class=\"inner-wrap \">\n        <div class=\"as--column as--columns-2\" reveal>\n                            <div class=\"as--column__item editor-wysiwyg h-align-left\">\n                                                                                                                                        <div class=\"editor-img as--rounded\">\n                                    <picture>\n                                        <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/09\/CNR-SARENNE-14-300x170.jpg\" alt=\"\">\n                                    <\/picture>\n                                <\/div>\n                                                                                                                                    <\/div>\n                            <div class=\"as--column__item editor-wysiwyg h-align-left\">\n                                                                                                        <h3 class=\"wp-block-heading a-title-3\"><span style=\"color: #239bd7;\">The hydropower plant of Bourg d\u2019Oisans<\/span><\/h3>\n<p>Located at Bourg d\u2019Oisans at an altitude of 721 m, it is composed of <strong>two buildings<\/strong>:<\/p>\n<ul>\n<li><strong>the main building <\/strong>housing the two Pelton turbines of 5.5 MW each, a room grouping the automated controls, and a control and instrumentation room;<\/li>\n<li><strong>the\u00a0switchyard<\/strong> enclosing the two transformers and high voltage stations.<\/li>\n<\/ul>\n<p>All the structures are controlled remotely with regular visits made to all the equipment.<\/p>\n\n                                                                                                                                    <\/div>\n                    <\/div>\n    <\/div>\n<\/section>\n\n\n\n    \n    \n\n<section class=\"content-section as--normal-margin as--txt-dark as--bgcolor\" style=background-color:#68C6DF33>\n            <div class=\"inner-wrap\" reveal>\n            <div class=\"editor-wysiwyg h-mb-40\">\n                <p><strong>The works<\/strong> were carried out from March 2021 to September 2024, for \u20ac50 M (value in 2025).<\/p>\n<p><strong>The design and supervision of the works<\/strong> was entrusted to BG Ing\u00e9nieurs Conseils (merged with WSP in 2024).<\/p>\n<p><strong>The industrial partners<\/strong> that participated in building this new development were:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.spiebatignolles.fr\/\" target=\"_blank\" rel=\"noopener\">Spie Batignolles<\/a> GC \/ <a href=\"https:\/\/cogeis.it\/\" target=\"_blank\" rel=\"noopener\">Cogeis<\/a> \/ <a href=\"https:\/\/edilmac.com\/en\/\" target=\"_blank\" rel=\"noopener\">Edilmac<\/a>: for the underground infrastructures;<\/li>\n<li><a href=\"https:\/\/idroweld.com\/\" target=\"_blank\" rel=\"noopener\">Idroweld<\/a>: for the penstocks;<\/li>\n<li><a href=\"https:\/\/www.eiffage.com\/\" target=\"_blank\" rel=\"noopener\">Eiffage<\/a> GC: for the civil engineering of the water intake and the hydropower plant;<\/li>\n<li><a href=\"https:\/\/www.actemium.fr\/\" target=\"_blank\" rel=\"noopener\">SDEL Actemium<\/a>: for the hydro-electromechanical equipment (Turbines: ATB Riva).<\/li>\n<\/ul>\n\n            <\/div>\n        <\/div>\n        <div class=\"inner-wrap \">\n        <div class=\"as--column as--columns-0\" reveal>\n                    <\/div>\n    <\/div>\n<\/section>\n\n\n\n<section class=\"content-section\">\n    <div class=\"inner-wrap\">\n        <div class=\"m_video\" reveal>\n            <div class=\"m_video-media editor-wysiwyg-video\" data-id=\"VnKhmbxIw90\">\n                <button class=\"m_video-player\" aria-label=\"Visionner la vid\u00e9o : Sarenne hydroelectric power station\">\n                        <svg class=\"a-icon as--45\" aria-hidden=\"true\"\n         focusable=\"false\">\n        <use xlink:href=\"\/app\/themes\/cnr-acti\/assets\/img\/svg\/icon-sprite.svg#icon-play\"><\/use>\n    <\/svg>\n\n                <\/button>\n                                                        <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/12\/Centrale-hydroelectrique-de-la-Sarenne-3-1050x720.jpg\" alt=\"\" width=\"1776\" height=\"1126\" loading=\"lazy\">\n                            <\/div>\n        <\/div>\n        <div class=\"m_video-legend\">\n                            <p>\n                    <span class=\"video-name\">Sarenne hydroelectric power station<\/span>\n                                            <span class=\"video-duration\">Dur\u00e9e : 3:45 min<\/span>\n                                                                            <\/p>\n                    <\/div>\n    <\/div>\n<\/section>\n\n\n\n\n<section class=\"content-section\">\n    <div class=\"inner-wrap\">\n        <div class=\"m_video\" reveal>\n            <div class=\"m_video-media editor-wysiwyg-video\" data-id=\"uT4yOD-vol8\">\n                <button class=\"m_video-player\" aria-label=\"Visionner la vid\u00e9o : Inauguration of the Sarenne hydroelectric power station\">\n                        <svg class=\"a-icon as--45\" aria-hidden=\"true\"\n         focusable=\"false\">\n        <use xlink:href=\"\/app\/themes\/cnr-acti\/assets\/img\/svg\/icon-sprite.svg#icon-play\"><\/use>\n    <\/svg>\n\n                <\/button>\n                                                        <img decoding=\"async\" src=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/12\/Inauguration-de-la-centrale-hydroelectrique-de-la-Sarenne-1050x720.jpg\" alt=\"\" width=\"2239\" height=\"1344\" loading=\"lazy\">\n                            <\/div>\n        <\/div>\n        <div class=\"m_video-legend\">\n                            <p>\n                    <span class=\"video-name\">Inauguration of the Sarenne hydroelectric power station<\/span>\n                                            <span class=\"video-duration\">Dur\u00e9e : 1:57 min<\/span>\n                                                                            <\/p>\n                    <\/div>\n    <\/div>\n<\/section>\n","protected":false},"author":14,"featured_media":31890,"menu_order":0,"template":"","categories":[132],"class_list":["post-38575","grand-projet","type-grand-projet","status-publish","has-post-thumbnail","hentry","category-renewable-energies"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hydropower plant of Sarenne | CNR<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hydropower plant of Sarenne | CNR\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/\" \/>\n<meta property=\"og:site_name\" content=\"CNR\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-19T09:39:01+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/09\/DJI_0189_.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1085\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/grand-projet\\\/centrale-hydroelectrique-de-la-sarenne\\\/\",\"url\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/grand-projet\\\/centrale-hydroelectrique-de-la-sarenne\\\/\",\"name\":\"Hydropower plant of Sarenne | CNR\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/grand-projet\\\/centrale-hydroelectrique-de-la-sarenne\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/grand-projet\\\/centrale-hydroelectrique-de-la-sarenne\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.cnr.tm.fr\\\/app\\\/uploads\\\/2025\\\/09\\\/DJI_0189_.jpg\",\"datePublished\":\"2025-06-24T14:10:00+00:00\",\"dateModified\":\"2026-08-19T09:39:01+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/grand-projet\\\/centrale-hydroelectrique-de-la-sarenne\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/grand-projet\\\/centrale-hydroelectrique-de-la-sarenne\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/grand-projet\\\/centrale-hydroelectrique-de-la-sarenne\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.cnr.tm.fr\\\/app\\\/uploads\\\/2025\\\/09\\\/DJI_0189_.jpg\",\"contentUrl\":\"https:\\\/\\\/www.cnr.tm.fr\\\/app\\\/uploads\\\/2025\\\/09\\\/DJI_0189_.jpg\",\"width\":1920,\"height\":1085,\"caption\":\"Lorem ipsum\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/grand-projet\\\/centrale-hydroelectrique-de-la-sarenne\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hydropower plant of Sarenne\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/\",\"name\":\"CNR\",\"description\":\"Ouvrir la voie, tracer l&#039;avenir\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/#organization\",\"name\":\"CNR\",\"url\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.cnr.tm.fr\\\/app\\\/uploads\\\/2025\\\/11\\\/logo.svg\",\"contentUrl\":\"https:\\\/\\\/www.cnr.tm.fr\\\/app\\\/uploads\\\/2025\\\/11\\\/logo.svg\",\"caption\":\"CNR\"},\"image\":{\"@id\":\"https:\\\/\\\/www.cnr.tm.fr\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Hydropower plant of Sarenne | CNR","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:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/","og_locale":"en_US","og_type":"article","og_title":"Hydropower plant of Sarenne | CNR","og_url":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/","og_site_name":"CNR","article_modified_time":"2026-08-19T09:39:01+00:00","og_image":[{"width":1920,"height":1085,"url":"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/09\/DJI_0189_.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/","url":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/","name":"Hydropower plant of Sarenne | CNR","isPartOf":{"@id":"https:\/\/www.cnr.tm.fr\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/#primaryimage"},"image":{"@id":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/#primaryimage"},"thumbnailUrl":"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/09\/DJI_0189_.jpg","datePublished":"2025-06-24T14:10:00+00:00","dateModified":"2026-08-19T09:39:01+00:00","breadcrumb":{"@id":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/#primaryimage","url":"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/09\/DJI_0189_.jpg","contentUrl":"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/09\/DJI_0189_.jpg","width":1920,"height":1085,"caption":"Lorem ipsum"},{"@type":"BreadcrumbList","@id":"https:\/\/www.cnr.tm.fr\/en\/grand-projet\/centrale-hydroelectrique-de-la-sarenne\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.cnr.tm.fr\/en\/"},{"@type":"ListItem","position":2,"name":"Hydropower plant of Sarenne"}]},{"@type":"WebSite","@id":"https:\/\/www.cnr.tm.fr\/en\/#website","url":"https:\/\/www.cnr.tm.fr\/en\/","name":"CNR","description":"Ouvrir la voie, tracer l&#039;avenir","publisher":{"@id":"https:\/\/www.cnr.tm.fr\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.cnr.tm.fr\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.cnr.tm.fr\/en\/#organization","name":"CNR","url":"https:\/\/www.cnr.tm.fr\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.cnr.tm.fr\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/11\/logo.svg","contentUrl":"https:\/\/www.cnr.tm.fr\/app\/uploads\/2025\/11\/logo.svg","caption":"CNR"},"image":{"@id":"https:\/\/www.cnr.tm.fr\/en\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/grand-projet\/38575","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/grand-projet"}],"about":[{"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/types\/grand-projet"}],"author":[{"embeddable":true,"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/users\/14"}],"version-history":[{"count":2,"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/grand-projet\/38575\/revisions"}],"predecessor-version":[{"id":38707,"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/grand-projet\/38575\/revisions\/38707"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/media\/31890"}],"wp:attachment":[{"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/media?parent=38575"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cnr.tm.fr\/en\/wp-json\/wp\/v2\/categories?post=38575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}