{"id":155944,"date":"2025-02-19T12:48:26","date_gmt":"2025-02-19T07:18:26","guid":{"rendered":"https:\/\/pwonlyias.com\/stage\/?post_type=mains-answer-writing&#038;p=155944"},"modified":"2025-02-20T11:42:00","modified_gmt":"2025-02-20T06:12:00","slug":"discuss-the-major-earthquake-prone-zones-in-india","status":"publish","type":"mains-answer-writing","link":"https:\/\/pwonlyias.com\/stage\/mains-answer-writing\/discuss-the-major-earthquake-prone-zones-in-india","title":{"rendered":"India is located in a seismically active region due to the collision of the Indian and Eurasian plates. Discuss the major earthquake-prone zones in India and the challenges associated with disaster preparedness in these regions. (15 Marks, 250 Words)"},"content":{"rendered":"<table style=\"width: 99.9987%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\">\n<h3><span style=\"font-size: 16pt;\"><b>Core Demand of the Question<\/b><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Discuss the major earthquake-prone zones in India as it is located in a seismically active region due to the collision of the Indian and Eurasian plates.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Discuss the challenges associated with disaster preparedness in these regions<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Suggest the measures to mitigate these challenges<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span style=\"font-size: 18pt;\"><b>Answer<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">India lies in a <\/span><b>seismically active region<\/b><span style=\"font-weight: 400;\">, as the <\/span><b>Indian Plate<\/b><span style=\"font-weight: 400;\"> continues to push northward into the <\/span><b>Eurasian Plate<\/b><span style=\"font-weight: 400;\"> at a rate of <\/span><b>~5 cm per year<\/b><span style=\"font-weight: 400;\">, creating immense geological stress. The <\/span><b>February 2024 Delhi earthquake<\/b><span style=\"font-weight: 400;\">, with tremors felt across North India, highlights the <\/span><b>growing seismic risk<\/b><span style=\"font-weight: 400;\">. With <\/span><b>59% of India prone to earthquakes<\/b><span style=\"font-weight: 400;\">, preparedness is crucial.<\/span><\/p>\n<h2><span style=\"font-size: 18pt;\"><b>Major Earthquake-Prone Zones in India<\/b><\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Himalayan Seismic Belt:<\/b><span style=\"font-weight: 400;\"> The collision of the Indian and Eurasian plates creates high seismic activity, covering Jammu &#038; Kashmir, Himachal Pradesh, Uttarakhand, and Arunachal Pradesh in Seismic Zone V.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The <\/span><b>2015 Nepal earthquake<\/b><span style=\"font-weight: 400;\"> caused widespread destruction in Bihar, Sikkim, and West Bengal, demonstrating the vulnerability of northern India to Himalayan quakes.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Indo-Gangetic Plain:<\/b><span style=\"font-weight: 400;\"> This densely populated region lies in Seismic Zones III and IV, facing risks due to alluvial soil amplifying seismic waves, affecting Delhi, Uttar Pradesh, Bihar, and West Bengal.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The 1934 <\/span><b>Bihar-Nepal earthquake<\/b><span style=\"font-weight: 400;\"> devastated Patna, Munger, and Muzaffarpur, leading to severe casualties and infrastructure collapse in soft-soil regions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Northeastern Seismic Zone:<\/b><span style=\"font-weight: 400;\"> This zone is affected by subduction of the Indian Plate under the Burmese Plate, covering Assam, Meghalaya, Manipur, Mizoram, Nagaland, and Tripura in Seismic Zone V.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Western and Central India:<\/b><span style=\"font-weight: 400;\"> The Kutch and Saurashtra regions in Gujarat lie along the Kathiawar Fault, making them vulnerable to intraplate earthquakes, classified under Seismic Zone IV.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The <\/span><b>2001 Bhuj earthquake <\/b><span style=\"font-weight: 400;\">caused over 20,000 deaths and massive destruction, highlighting the risks of poor building compliance in seismically active zones.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Peninsular India\u2019s Stable Cratonic Regions:<\/b><span style=\"font-weight: 400;\"> While geologically stable, regions like Maharashtra (Latur), Karnataka, and Tamil Nadu experience intraplate seismic activity due to ancient faults reactivating.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The <\/span><b>1993 Latur earthquake<\/b><span style=\"font-weight: 400;\">, despite occurring in a <\/span><b>low-risk zone<\/b><span style=\"font-weight: 400;\">, resulted in <\/span><b>over 9,000 deaths<\/b><span style=\"font-weight: 400;\">, proving that even stable regions need preparedness.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter  wp-image-156071\" src=\"https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2025\/02\/201-67b6c72272f31.webp\" alt=\"earthquake-prone zones\" width=\"550\" height=\"477\" srcset=\"https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2025\/02\/201-67b6c72272f31.webp 750w, https:\/\/pwonlyias.com\/stage\/wp-content\/uploads\/2025\/02\/201-67b6c72272f31-300x260.webp 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/><\/p>\n<h2><span style=\"font-size: 18pt;\"><b>Challenges Associated with Disaster Preparedness<\/b><\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Weak Building Code Enforcement:<\/b><span style=\"font-weight: 400;\"> Many structures do not adhere to the <\/span><b>National Building Code (NBC) 2016<\/b><span style=\"font-weight: 400;\">, making urban areas vulnerable to collapse during major earthquakes.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The <\/span><b>2011 Sikkim earthquake <\/b><span style=\"font-weight: 400;\">caused significant damage to poorly built structures, despite occurring in a region with known seismic risks.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Rapid Urbanization Without Planning:<\/b><span style=\"font-weight: 400;\"> Unregulated construction in seismic zones increases disaster risks, especially in <\/span><b>Delhi<\/b><span style=\"font-weight: 400;\">, where high-rise buildings violate safety norms.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The 1991 Uttarkashi earthquake destroyed thousands of homes, many of which were built with poor structural integrity in high-risk areas.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Limited Early Warning Systems:<\/b><span style=\"font-weight: 400;\"> India lacks an efficient earthquake early warning system comparable to Japan or the U.S., reducing the time available for evacuation.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The <\/span><b>2015 Nepal earthquake<\/b><span style=\"font-weight: 400;\"> saw thousands killed in Bihar, highlighting the need for better regional seismic monitoring and warning systems.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Vulnerability of Critical Infrastructure:<\/b><span style=\"font-weight: 400;\"> Dams, bridges, nuclear plants, and power stations in seismic zones face high risks, with Narora nuclear plant (Zone IV) needing urgent retrofitting.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Inadequate Public Awareness and Drills:<\/b><span style=\"font-weight: 400;\"> Lack of community preparedness programs, mock drills, and safety training means people do not know how to react during tremors.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> During the <\/span><b>2017 Tripura earthquake,<\/b><span style=\"font-weight: 400;\"> panic led to stampedes and injuries, showing the importance of public education on earthquake response.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-size: 18pt;\"><b>Measures to Mitigate These Challenges<\/b><\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Strict Enforcement of Building Codes:<\/b><span style=\"font-weight: 400;\"> Ensure mandatory compliance with the National Building Code (NBC) 2016 and retrofitting of old structures in seismic zones to withstand earthquakes.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Implementation of Early Warning Systems:<\/b><span style=\"font-weight: 400;\"> Establish advanced seismic monitoring networks and deploy earthquake early warning systems like those in <\/span><b>Japan and Mexico<\/b><span style=\"font-weight: 400;\"> for timely evacuation.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The <\/span><b>DMRC<\/b><span style=\"font-weight: 400;\"> (Delhi Metro Rail Corporation) has an earthquake warning system in place called the <\/span><b>EqWS <\/b><span style=\"font-weight: 400;\">(Earthquake Warning System), installed since June 2015.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Seismic-Resilient Infrastructure Planning:<\/b><span style=\"font-weight: 400;\"> Design critical infrastructure like bridges, dams, and nuclear plants with base isolation technology and shock-absorbing materials to minimize damage.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>For example:<\/b><span style=\"font-weight: 400;\"> The <\/span><b>Kolkata Metro East-West Corridor<\/b><span style=\"font-weight: 400;\"> was built with earthquake-resistant tunneling methods, ensuring safety in seismic-prone areas.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Public Awareness and Community Preparedness:<\/b><span style=\"font-weight: 400;\"> Conduct regular earthquake drills, safety training in schools and workplaces, and introduce earthquake education in disaster-prone areas.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Strengthening Emergency Response and Healthcare:<\/b><span style=\"font-weight: 400;\"> Improve <\/span><b>NDRF capabilities, <\/b><span style=\"font-weight: 400;\">train local disaster response teams, and equip hospitals with seismic-resistant infrastructure and trauma care units.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Strengthening <\/span><b>early warning systems, enforcing seismic-resistant infrastructure<\/b><span style=\"font-weight: 400;\">, and fostering <\/span><b>community awareness<\/b><span style=\"font-weight: 400;\"> are crucial for mitigating earthquake risks. Integrating <\/span><b>advanced technology<\/b><span style=\"font-weight: 400;\">, improving <\/span><b>disaster response mechanisms<\/b><span style=\"font-weight: 400;\">, and promoting <\/span><b>adaptive urban planning<\/b><span style=\"font-weight: 400;\"> will ensure a <\/span><b>safer, disaster-resilient India<\/b><span style=\"font-weight: 400;\">. A proactive, multi-stakeholder approach is the key to minimizing devastation and safeguarding lives.<\/span><\/p>\n<div class=\"vc_table_green\"><\/p>\n<table style=\"width: 99.6375%;\">\n<tbody>\n<tr>\n<td style=\"width: 111.19%; text-align: center;\" colspan=\"2\"><span style=\"font-size: 18pt;\"><b>Also Read<\/b><\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 49.797%; text-align: center;\"><a href=\"https:\/\/pwonlyias.com\/stage\/editorial-analysis\/\" target=\"_blank\" rel=\"noopener\"><b>UPSC Daily Editorials<\/b><\/a><\/td>\n<td style=\"width: 61.393%; text-align: center;\"><a href=\"https:\/\/pwonlyias.com\/stage\/daily-current-affairs\/\" target=\"_blank\" rel=\"noopener\"><b>UPSC Daily Current Affairs<\/b><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 49.797%; text-align: center;\"><a href=\"https:\/\/pwonlyias.com\/stage\/quiz\/\" target=\"_blank\" rel=\"noopener\"><b>Daily Current Affairs Quiz<\/b><\/a><\/td>\n<td style=\"width: 61.393%; text-align: center;\"><a href=\"https:\/\/pwonlyias.com\/stage\/mains-answer-writing\/\" target=\"_blank\" rel=\"noopener\"><b>Daily Main Answer Writing<\/b><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 49.797%; text-align: center;\"><a href=\"https:\/\/store.pw.live\/govt-entrance-exams\/upsc-books\/upsc-previous-year-papers?utm_source=SEO&#038;utm_medium=PW+Live&#038;utm_campaign=UPSC+Previous+Year+Papers\" target=\"_blank\" rel=\"noopener\"><b>Check Out Previous Years Papers From PW Store<\/b><\/a><\/td>\n<td style=\"width: 61.393%; text-align: center;\"><a href=\"https:\/\/pwonlyias.com\/stage\/upsc-test-series-courses\/\" target=\"_blank\" rel=\"noopener\"><b>UPSC Test Series<\/b><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 49.797%; text-align: center;\"><a href=\"https:\/\/store.pw.live\/govt-entrance-exams\/upsc-books\/upsc-textbooks?utm_source=SEO&#038;utm_medium=PW+Live&#038;utm_campaign=UPSC+Textbooks\" target=\"_blank\" rel=\"noopener\"><b>Check Out UPSC NCERT Textbooks From PW Store<\/b><\/a><\/td>\n<td style=\"width: 61.393%; text-align: center;\"><a href=\"https:\/\/store.pw.live\/govt-entrance-exams\/upsc-books\/upsc-modules?utm_source=SEO&#038;utm_medium=PW+Live&#038;utm_campaign=UPSC+Modules\" target=\"_blank\" rel=\"noopener\"><b>Check Out UPSC Modules From PW Store<\/b><\/a><b>\u00a0<\/b><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Core Demand of the Question Discuss the major earthquake-prone zones in India as it is located in a seismically active region due to the collision of the Indian and Eurasian plates. Discuss the challenges associated with disaster preparedness in these regions Suggest the measures to mitigate these challenges Answer India lies in a seismically active&hellip; <a class=\"more-link\" href=\"https:\/\/pwonlyias.com\/stage\/mains-answer-writing\/discuss-the-major-earthquake-prone-zones-in-india\">Continue reading <span class=\"screen-reader-text\">India is located in a seismically active region due to the collision of the Indian and Eurasian plates. Discuss the major earthquake-prone zones in India and the challenges associated with disaster preparedness in these regions. (15 Marks, 250 Words)<\/span><\/a><\/p>\n","protected":false},"author":11,"featured_media":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"footnotes":""},"paper-wise":[2088],"subject":[4642],"acf":[],"_links":{"self":[{"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/mains-answer-writing\/155944"}],"collection":[{"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/mains-answer-writing"}],"about":[{"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/types\/mains-answer-writing"}],"author":[{"embeddable":true,"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/comments?post=155944"}],"version-history":[{"count":3,"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/mains-answer-writing\/155944\/revisions"}],"predecessor-version":[{"id":156072,"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/mains-answer-writing\/155944\/revisions\/156072"}],"wp:attachment":[{"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/media?parent=155944"}],"wp:term":[{"taxonomy":"paper-wise","embeddable":true,"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/paper-wise?post=155944"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/pwonlyias.com\/stage\/wp-json\/wp\/v2\/subject?post=155944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}