{"id":27482,"date":"2026-11-10T21:12:16","date_gmt":"2026-11-10T15:42:16","guid":{"rendered":"https:\/\/vajiramias.com\/upsc\/?p=27482"},"modified":"2026-11-10T21:15:54","modified_gmt":"2026-11-10T15:45:54","slug":"dirang-geothermal-project","status":"publish","type":"post","link":"https:\/\/vajiramias.com\/upsc\/dirang-geothermal-project\/","title":{"rendered":"Dirang Geothermal Project, Location, Objectives, Benefits"},"content":{"rendered":"<p><b>Dirang Geothermal Project<\/b><span style=\"font-weight: 400\"> in <\/span><b>Arunachal Pradesh<\/b><span style=\"font-weight: 400\"> is an important initiative to harness <\/span><b>geothermal energy<\/b><span style=\"font-weight: 400\">, a <\/span><b>renewable energy source<\/b><span style=\"font-weight: 400\"> obtained from the <\/span><b>Earth\u2019s internal heat<\/b><span style=\"font-weight: 400\">. The project aims to provide <\/span><b>clean and reliable energy<\/b><span style=\"font-weight: 400\"> for <\/span><b>heating, agriculture<\/b><span style=\"font-weight: 400\"> and other local needs, while reducing dependence on <\/span><b>conventional fuels<\/b><span style=\"font-weight: 400\"> in the <\/span><b>Himalayan region<\/b><span style=\"font-weight: 400\">.\u00a0<\/span><\/p>\r\n<h2><b>About Dirang Geothermal Project<\/b><\/h2>\r\n<p><span style=\"font-weight: 400\">The <\/span><b>Centre for Earth Sciences and Himalayan Studies (CESHS)<\/b><span style=\"font-weight: 400\"> successfully drilled <\/span><b>Northeast India\u2019s first geothermal production well<\/b><span style=\"font-weight: 400\"> in <\/span><b>Dirang, Arunachal Pradesh<\/b><span style=\"font-weight: 400\">, in <\/span><b>2025<\/b><span style=\"font-weight: 400\">. The initiative has opened new opportunities for <\/span><b>renewable energy development<\/b><span style=\"font-weight: 400\"> in the <\/span><b>Eastern Himalayas<\/b><span style=\"font-weight: 400\">.<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Major Achievement<\/b><span style=\"font-weight: 400\">: The <\/span><b>first geothermal production well in Northeast India<\/b><span style=\"font-weight: 400\"> was drilled in <\/span><b>April 2025<\/b><span style=\"font-weight: 400\">, marking a significant step towards using the region\u2019s <\/span><b>underground heat resources<\/b><span style=\"font-weight: 400\"> for sustainable development.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Project Development<\/b><span style=\"font-weight: 400\">: The project is led by <\/span><b>CESHS<\/b><span style=\"font-weight: 400\">, an autonomous organisation under the <\/span><b>Arunachal Pradesh government\u2019s Department of Science and Technology<\/b><span style=\"font-weight: 400\">, with support from the <\/span><b>state government<\/b><span style=\"font-weight: 400\"> and the <\/span><b>Ministry of Earth Sciences<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>International Collaboration<\/b><span style=\"font-weight: 400\">: The initiative involves technical cooperation with the <\/span><b>Norwegian Geotechnical Institute (NGI)<\/b><span style=\"font-weight: 400\">, Iceland-based <\/span><b>Geotropy ehf<\/b><span style=\"font-weight: 400\"> and <\/span><b>Guwahati Boring Service<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Recent Progress<\/b><span style=\"font-weight: 400\">: <\/span><b>Pumping tests<\/b><span style=\"font-weight: 400\"> began in <\/span><b>November 2025<\/b><span style=\"font-weight: 400\"> to assess the geothermal reservoir\u2019s <\/span><b>productivity and long-term sustainability<\/b><span style=\"font-weight: 400\"> before expanding practical applications.<\/span><\/li>\r\n<\/ul>\r\n<h2><b>Dirang Geothermal Project Location and Key Features<\/b><\/h2>\r\n<p><span style=\"font-weight: 400\">The Dirang Geothermal Project is located in <\/span><b>West Kameng district<\/b><span style=\"font-weight: 400\"> of Arunachal Pradesh, where geological conditions provide opportunities to harness <\/span><b>naturally occurring underground heat<\/b><span style=\"font-weight: 400\">.<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Location<\/b><span style=\"font-weight: 400\">: The project is situated in <\/span><b>Dirang<\/b><span style=\"font-weight: 400\">, a <\/span><b>high-altitude Himalayan town<\/b><span style=\"font-weight: 400\"> in Arunachal Pradesh, identified as a promising location for <\/span><b>geothermal energy development<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Geothermal Potential<\/b><span style=\"font-weight: 400\">: The area has an estimated <\/span><b>reservoir temperature of around 115\u00b0C<\/b><span style=\"font-weight: 400\">, making it suitable for <\/span><b>direct-use geothermal applications<\/b><span style=\"font-weight: 400\"> such as <\/span><b>heating and agricultural processing<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Geological Features<\/b><span style=\"font-weight: 400\">: The drilling site lies near a <\/span><b>major fault zone<\/b><span style=\"font-weight: 400\"> associated with <\/span><b>quartzite and schist rock formations<\/b><span style=\"font-weight: 400\">, where fractures allow <\/span><b>underground hot water<\/b><span style=\"font-weight: 400\"> to circulate.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Scientific Exploration<\/b><span style=\"font-weight: 400\">: Researchers conducted nearly <\/span><b>two years<\/b><span style=\"font-weight: 400\"> of <\/span><b>geological, structural and geochemical surveys<\/b><span style=\"font-weight: 400\"> to identify suitable drilling locations and minimise environmental disturbance.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Technology Potential<\/b><span style=\"font-weight: 400\">: Geothermal heat can also generate electricity through a <\/span><b>binary Organic Rankine Cycle (ORC) system<\/b><span style=\"font-weight: 400\">, which uses heat to vaporise a <\/span><b>secondary fluid<\/b><span style=\"font-weight: 400\"> and drive a <\/span><b>turbine<\/b><span style=\"font-weight: 400\">. However, <\/span><b>commercial electricity generation<\/b><span style=\"font-weight: 400\"> at Dirang has <\/span><b>not yet been established<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n<\/ul>\r\n<h2><b>Dirang Geothermal Project Objectives<\/b><\/h2>\r\n<p><span style=\"font-weight: 400\">The main objective of the Dirang Geothermal Project is to develop <\/span><b>clean, reliable and locally available geothermal energy<\/b><span style=\"font-weight: 400\"> to support <\/span><b>sustainable development<\/b><span style=\"font-weight: 400\"> and improve living conditions in Arunachal Pradesh.<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Promoting <\/b><a href=\"https:\/\/vajiramandravi.com\/current-affairs\/renewable-energy-in-india\/\" target=\"_blank\" rel=\"noopener\"><b>Renewable Energy<\/b><\/a><span style=\"font-weight: 400\">: To harness <\/span><b>underground geothermal heat<\/b><span style=\"font-weight: 400\"> as a sustainable energy source and reduce dependence on <\/span><b>fossil fuels<\/b><span style=\"font-weight: 400\"> in the Himalayan region.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Reducing Conventional Fuel Dependence<\/b><span style=\"font-weight: 400\">: To provide <\/span><b>alternative heating solutions<\/b><span style=\"font-weight: 400\"> that can reduce the use of <\/span><b>diesel and firewood<\/b><span style=\"font-weight: 400\">, particularly during <\/span><b>extremely cold winters<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Improving Agricultural Productivity<\/b><span style=\"font-weight: 400\">: To support farmers through <\/span><b>geothermal-powered drying and storage facilities<\/b><span style=\"font-weight: 400\"> that help preserve agricultural products and reduce <\/span><b>post-harvest losses<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Supporting Local Communities<\/b><span style=\"font-weight: 400\">: To improve living standards by providing <\/span><b>affordable heating, agricultural processing facilities<\/b><span style=\"font-weight: 400\"> and other energy-based services in <\/span><b>remote mountainous areas<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Encouraging <\/b><a href=\"https:\/\/vajiramandravi.com\/upsc-exam\/sustainable-development\/\" target=\"_blank\" rel=\"noopener\"><b>Sustainable Development<\/b><\/a><span style=\"font-weight: 400\">: To demonstrate how geothermal resources can support <\/span><b>economic activities<\/b><span style=\"font-weight: 400\"> while reducing <\/span><b>environmental damage<\/b><span style=\"font-weight: 400\"> and promoting <\/span><b>clean energy technologies<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n<\/ul>\r\n<h2><b>Dirang Geothermal Project Applications<\/b><\/h2>\r\n<p><span style=\"font-weight: 400\">The Dirang Geothermal Project is expected to support several practical applications, particularly in <\/span><b>agriculture, heating and local infrastructure<\/b><span style=\"font-weight: 400\">.<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Agricultural Product Drying<\/b><span style=\"font-weight: 400\">: Geothermal heat can be used to dry <\/span><b>fruits, nuts, meat<\/b><span style=\"font-weight: 400\"> and other local products, helping farmers <\/span><b>preserve produce, reduce wastage<\/b><span style=\"font-weight: 400\"> and improve <\/span><b>market opportunities<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Space Heating<\/b><span style=\"font-weight: 400\">: Underground heat can provide <\/span><b>reliable heating<\/b><span style=\"font-weight: 400\"> for homes, public buildings and other facilities, especially in <\/span><b>high-altitude areas<\/b><span style=\"font-weight: 400\"> experiencing severe winters.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Controlled-Environment Storage<\/b><span style=\"font-weight: 400\">: Geothermal energy can support <\/span><b>temperature-controlled storage facilities<\/b><span style=\"font-weight: 400\">, helping maintain the <\/span><b>quality and shelf life<\/b><span style=\"font-weight: 400\"> of agricultural products.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Heating and Cooling Systems<\/b><span style=\"font-weight: 400\">: The project may support <\/span><b>building-scale heating and cooling applications<\/b><span style=\"font-weight: 400\">, offering an <\/span><b>energy-efficient alternative<\/b><span style=\"font-weight: 400\"> to conventional systems.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Tourism and Local Development<\/b><span style=\"font-weight: 400\">: Geothermal resources may also support <\/span><b>hot-spring tourism, wellness facilities<\/b><span style=\"font-weight: 400\"> and other local economic activities once the resource is fully assessed.<\/span><\/li>\r\n<\/ul>\r\n<h2><b>Dirang Geothermal Project Significance<\/b><\/h2>\r\n<p><span style=\"font-weight: 400\">The Dirang Geothermal Project is an important step towards expanding <\/span><b>renewable energy development in Northeast India<\/b><span style=\"font-weight: 400\">, while demonstrating the potential of <\/span><b>geothermal resources in Himalayan regions<\/b><span style=\"font-weight: 400\">.<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>First in Northeast India<\/b><span style=\"font-weight: 400\">: The project established the region\u2019s <\/span><b>first geothermal production well<\/b><span style=\"font-weight: 400\">, opening new possibilities for <\/span><b>clean energy exploration<\/b><span style=\"font-weight: 400\"> in Arunachal Pradesh and other Himalayan states.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Reliable Renewable Energy<\/b><span style=\"font-weight: 400\">: Unlike solar and wind energy, geothermal energy can provide <\/span><b>continuous heat throughout the day<\/b><span style=\"font-weight: 400\">, making it valuable for <\/span><b>baseload energy applications<\/b><span style=\"font-weight: 400\"> where technically feasible.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Reducing Carbon Emissions<\/b><span style=\"font-weight: 400\">: By replacing diesel and firewood for heating and processing, the project could help reduce <\/span><a href=\"https:\/\/vajiramandravi.com\/upsc-exam\/greenhouse-gases\/\" target=\"_blank\" rel=\"noopener\"><b>greenhouse gas<\/b><\/a><b> emissions<\/b><span style=\"font-weight: 400\"> and <\/span><b>local air pollution<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Strengthening Rural Economy<\/b><span style=\"font-weight: 400\">: Geothermal-powered agricultural processing and storage facilities could increase <\/span><b>farmers\u2019 incomes<\/b><span style=\"font-weight: 400\">, reduce <\/span><b>crop losses<\/b><span style=\"font-weight: 400\"> and create new <\/span><b>livelihood opportunities<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Supporting India\u2019s Geothermal Potential<\/b><span style=\"font-weight: 400\">: According to the <\/span><b>Geothermal Atlas of India (2022)<\/b><span style=\"font-weight: 400\">, India has identified <\/span><b>381 thermally anomalous sites<\/b><span style=\"font-weight: 400\"> with an estimated geothermal power potential of around <\/span><b>10,600 MW<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Promoting Sustainable Himalayan Development<\/b><span style=\"font-weight: 400\">: The project provides a potential model for <\/span><b>clean energy use in remote mountainous regions<\/b><span style=\"font-weight: 400\">, although proper monitoring is necessary to prevent <\/span><b>geothermal fluid leakage<\/b><span style=\"font-weight: 400\"> and protect <\/span><b>local water resources<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n<\/ul>\r\n<h2><b>Geothermal Energy in India<\/b><\/h2>\r\n<p><b>Geothermal energy<\/b><span style=\"font-weight: 400\"> is a <\/span><b>renewable energy source<\/b><span style=\"font-weight: 400\"> obtained from <\/span><b>heat stored beneath the Earth\u2019s surface<\/b><span style=\"font-weight: 400\">. It is generated mainly through <\/span><b>radioactive decay<\/b><span style=\"font-weight: 400\"> and <\/span><b>leftover heat from Earth\u2019s formation<\/b><span style=\"font-weight: 400\">. Unlike solar and wind energy, geothermal energy can provide <\/span><b>continuous power throughout the day<\/b><span style=\"font-weight: 400\">, making it a <\/span><b>reliable source of clean energy<\/b><span style=\"font-weight: 400\">.<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Geothermal Potential<\/b><span style=\"font-weight: 400\">: According to the <\/span><b>Geological Survey of India (GSI)<\/b><span style=\"font-weight: 400\">, India has <\/span><b>381 identified hot springs<\/b><span style=\"font-weight: 400\"> across <\/span><b>10 geothermal provinces<\/b><span style=\"font-weight: 400\">, with an estimated geothermal power potential of around <\/span><b>10,600 MW (10.6 GW)<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Major Geothermal Regions<\/b><span style=\"font-weight: 400\">: Important geothermal provinces include the <\/span><b>Himalayan region, Naga-Lusai, Andaman and Nicobar Islands, Cambay Graben, Son-Narmada-Tapi (SONATA), West Coast<\/b><span style=\"font-weight: 400\"> and <\/span><b>Godavari region<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Puga Valley Project<\/b><span style=\"font-weight: 400\">: In <\/span><b>July 2026<\/b><span style=\"font-weight: 400\">, <\/span><b>ONGC Energy Centre<\/b><span style=\"font-weight: 400\"> commissioned <\/span><b>two geothermal wells<\/b><span style=\"font-weight: 400\"> in <\/span><b>Puga Valley, Ladakh<\/b><span style=\"font-weight: 400\">, to assess <\/span><b>underground heat resources<\/b><span style=\"font-weight: 400\"> and support a proposed <\/span><b>1 MW demonstration power project<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Other Geothermal Projects<\/b><span style=\"font-weight: 400\">: India is developing geothermal initiatives in <\/span><b>Gujarat, Telangana and Arunachal Pradesh<\/b><span style=\"font-weight: 400\">, focusing on <\/span><b>electricity generation, heating, cooling<\/b><span style=\"font-weight: 400\"> and the <\/span><b>reuse of abandoned oil and gas wells<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>National Policy on Geothermal Energy, 2025<\/b><span style=\"font-weight: 400\">: Introduced by the <\/span><b>Ministry of New and Renewable Energy (MNRE)<\/b><span style=\"font-weight: 400\"> to promote <\/span><b>geothermal exploration, technology development, investment<\/b><span style=\"font-weight: 400\"> and <\/span><b>direct-use applications<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>International Cooperation<\/b><span style=\"font-weight: 400\">: India has established geothermal energy partnerships with countries including <\/span><b>Iceland, Australia and Saudi Arabia<\/b><span style=\"font-weight: 400\"> to support <\/span><b>research, technology exchange<\/b><span style=\"font-weight: 400\"> and <\/span><b>project development<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Significance<\/b><span style=\"font-weight: 400\">: Geothermal energy can <\/span><b>reduce dependence on fossil fuels<\/b><span style=\"font-weight: 400\">, provide <\/span><b>reliable electricity<\/b><span style=\"font-weight: 400\">, support <\/span><b>agriculture and heating applications<\/b><span style=\"font-weight: 400\">, and contribute to India\u2019s <\/span><b>Net Zero 2070 target<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Dirang Geothermal Project in Arunachal Pradesh marks Northeast India&#8217;s first geothermal well. Know its location, objectives, benefits and significance.<\/p>\n","protected":false},"author":42,"featured_media":27388,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1872],"tags":[1950],"class_list":{"0":"post-27482","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-general-studies","8":"tag-dirang-geothermal-project"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/posts\/27482","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/users\/42"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/comments?post=27482"}],"version-history":[{"count":4,"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/posts\/27482\/revisions"}],"predecessor-version":[{"id":27495,"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/posts\/27482\/revisions\/27495"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/media\/27388"}],"wp:attachment":[{"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/media?parent=27482"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/categories?post=27482"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramias.com\/upsc\/wp-json\/wp\/v2\/tags?post=27482"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}