Groundwater on account of its universal availability, dependability and low capitalcost, is the major source of water to meet the requirement of various sector in India.

Inspection report of the Joint Committee as per the National Green Tribunal, Southern Zone, Chennai order January 21, 2021 in Original Application No. 64/2020.

The matter related to high TDS level in the water collected from the borewells and TDS, chlorides and hardness of Minjur town which were not in conformity with the standard provided and thus not fit for drinking purposes.

Monitoring of ground water levels from 729 Hydrograph Network Stations (HNS) were carried out in the year 2019-2020 with an objective to assess ground water regime of phreatic aquifer. The water level monitoring was carried out in the months of May’19, August’19, November’19, and January’20.

Central Ground Water Board, West Central Region, has been issuing Ground Water Year Book annually for Gujarat state by compiling the hydrogeological, hydrochemical and groundwater level data collected from the Groundwater Monitoring Wells established by the Board in Gujarat State.

Report of Oversight Committee in compliance of the National Green Tribunal order passed in Original Application 384/2019 in  the matter of Sunita Pandey & Others Vs Union of India & Others dated 15/01/2021.

The Central Ground Water Board, North Western Region, has established 1077 Ground water observation wells in Punjab State and Union Territory of Chandigarh for monitoring water level.

Groundwater is arguably the most poorly understood water resource in Pakistan a country in which matters of water resources are hotly debated on a regular basis.

Report of the Joint Committee on detailed ground water quality study near the industrial area (coir industries cluster), Kangeyam, Tiruppur district. In the matter of Original Application No. 05 of 2016 (SZ), M. Kandasamy Vs The State of Tamil Nadu, in compliance with the National Green Tribunal (NGT) order January 7, 2020.

Ground Water Year Book is based on the information generated through field studies. The data has been analyzed by Officers of Central Ground Water Board, State Unit Office, Delhi and presented in the report.

To depict ground water scenario, water level is monitored during pre monsoon, during monsoon, post monsoon and post irrigation period with reference to spatial behaviour of ground water regime for each monitoring period, pre and post monsoon (seasonal), annual (corresponding period of preceding year) as well as changes with reference to last dec

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