{"id":60856,"date":"2025-12-06T18:44:32","date_gmt":"2025-12-06T13:14:32","guid":{"rendered":"https:\/\/www.nextias.com\/ca\/?p=60856"},"modified":"2025-12-08T16:32:41","modified_gmt":"2025-12-08T11:02:41","slug":"groundwater-contamination-india","status":"publish","type":"post","link":"https:\/\/www.nextias.com\/ca\/current-affairs\/06-12-2025\/groundwater-contamination-india","title":{"rendered":"India\u2019s Groundwater Contamination Crisis"},"content":{"rendered":"\n<p><strong>Syllabus: GS3\/ Environment<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Context<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The Central Ground Water Board (CGWB) highlights a disturbing rise in toxic contaminants across India\u2019s aquifers.&nbsp;<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>About<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>India holds <strong>18%<\/strong> of the world\u2019s population but only <strong>4%<\/strong> of its freshwater resources, placing enormous pressure on available water systems.&nbsp;<\/li>\n\n\n\n<li>India depends on groundwater for about <strong>85% of its rural drinking water <\/strong>needs and around<strong> 60% of irrigation water.&nbsp;<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Crisis of Groundwater Contamination&nbsp;<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>India\u2019s aquifers show simultaneous contamination with,<strong> Arsenic, Fluoride, Nitrate, Uranium, Salinity and Heavy metals.<\/strong><\/li>\n\n\n\n<li>Nearly <strong>20% of samples<\/strong> nationwide exceed permissible limits for contaminants such as uranium, fluoride, nitrate, and arsenic.\n<ul class=\"wp-block-list\">\n<li><strong>North Indian states<\/strong> like Punjab, Haryana, Rajasthan, Delhi, show alarming <strong>uranium<\/strong> levels in pre- and post-monsoon samples.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Central India faces increasing<strong> fluoride and nitrate concentrations <\/strong>linked to agricultural intensification, while eastern states continue to struggle with <strong>arsenic <\/strong>pockets.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Drivers Behind the Crisis<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Agricultural Pollution:<\/strong> Excessive use of nitrogenous fertilisers leads to nitrate leaching.\n<ul class=\"wp-block-list\">\n<li><strong>Paddy-wheat monoculture in north India<\/strong> accelerates groundwater depletion, increasing heavy-metal uptake from deeper strata.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Geogenic Contamination: <\/strong>Fluoride and arsenic contamination partly originate from natural geological formations, but drilling deeper borewells intensifies exposure.<\/li>\n\n\n\n<li><strong>Anthropogenic Factors: <\/strong>Industrial effluents, untreated sewage, landfill seepage, and peri-urban waste dumping add heavy metals and toxins.<\/li>\n\n\n\n<li><strong>Weak Groundwater Governance:<\/strong> India still follows the principle that land ownership confers groundwater ownership, enabling unrestricted extraction.\n<ul class=\"wp-block-list\">\n<li>Fragmented institutional roles and limited monitoring hinder long-term aquifer management.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Impact of contaminated groundwater<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Public Health cost: Arsenic and fluoride exposure<\/strong> cause long-term skeletal, neurological, and cognitive impairments, disproportionately affecting children.\n<ul class=\"wp-block-list\">\n<li><strong>Fluorosis in Gujarat\u2019s Mehsana district<\/strong> has reduced earning capacity and trapped families in cycles of <strong>wage loss, debt, and medical expenses.<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Impact on productivity:<\/strong> Heavy metals and chemical residues reduce crop yields, damage soil health, and enter the food chain.\n<ul class=\"wp-block-list\">\n<li>Research shows that farms near polluted water bodies experience lower productivity and incomes.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>India&#8217;s Export Competitiveness:<\/strong> International markets increasingly demand clean, traceable, and compliant agricultural produce.\n<ul class=\"wp-block-list\">\n<li>Instances of <strong>export rejections<\/strong> signal emerging risks; if contamination spreads to major crops, India\u2019s agricultural export sector could face serious setbacks.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Government Initiatives<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Jal Shakti Abhiyan (2019):<\/strong> Focuses on water conservation and groundwater recharge in water-stressed districts.<\/li>\n\n\n\n<li><strong>Amrit Sarovar Mission:<\/strong> Aims to develop and rejuvenate 75 water bodies per district.<\/li>\n\n\n\n<li><strong>National Aquifer Mapping Program (NAQUIM): <\/strong>Helps delineate and understand aquifers for sustainable management.<\/li>\n\n\n\n<li><strong>Atal Bhujal Yojana<\/strong>, was launched to improve groundwater management in priority areas with critical and overexploited blocks.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Way Ahead<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Comprehensive Policy Reforms: <\/strong>Establish stringent extraction limits in over-exploited zones and incentivise water-efficient agricultural practices.<\/li>\n\n\n\n<li><strong>Integrated Monitoring Systems:<\/strong> Leverage real-time data analytics to track contamination trends and predict future risks.<\/li>\n\n\n\n<li><strong>Public Awareness Campaigns:<\/strong> Educate communities about contamination risks and promote the adoption of low-cost treatment technologies.<\/li>\n\n\n\n<li><strong>Targeted Remediation:<\/strong> Deploy region-specific solutions such as rainwater harvesting in salinity-prone areas and phosphate reduction strategies to curb fluoride and nitrate contamination.<\/li>\n<\/ul>\n\n\n\n<p><strong>Source: <\/strong><a href=\"https:\/\/www.business-standard.com\/opinion\/editorial\/toxic-aquifer-beneath-our-feet-india-faces-its-worst-groundwater-crisis-125120401484_1.html\" target=\"_blank\" rel=\"noopener\"><strong>BS<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Context<\/strong><\/p>\n<li class=\"ms-5\">The Central Ground Water Board (CGWB) highlights a disturbing rise in toxic contaminants across India\u2019s aquifers.<\/li>\n<p><\/p>\n<p><strong>About<\/strong><\/p>\n<li class=\"ms-5\">India holds 18% of the world\u2019s population but only 4% of its freshwater resources, placing enormous pressure on available water systems.\u00a0<\/li>\n<li class=\"ms-5\">India depends on groundwater for about 85% of its rural drinking water needs and around 60% of irrigation water.\u00a0<\/li>\n<p><a href=\"https:\/\/www.nextias.com\/ca\/current-affairs\/06-12-2025\/groundwater-contamination-india\" class=\"btn btn-primary btn-sm float-end\">Read More<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-60856","post","type-post","status-publish","format-standard","hentry","category-current-affairs"],"acf":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/60856","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/comments?post=60856"}],"version-history":[{"count":7,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/60856\/revisions"}],"predecessor-version":[{"id":61023,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/60856\/revisions\/61023"}],"wp:attachment":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/media?parent=60856"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/categories?post=60856"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/tags?post=60856"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}