The permissible limit for nitrates is 40 milligrams a litre, but in most areas, the presence of nitrates ranges between 45 and 100 mg/ litre.

With 40 per cent of the country under the impact of consecutive failed monsoons, water rationing could become a norm in many parts of the country in the coming summer, they warned.

Question raised in Lok Sabha on Contamination of Groundwater, 25/02/2016. The norms fixed for fluoride and other chemical contents in supply of water for various purposes including drinking water are given in Annexure I.

NEW DELHI: Haryana will become the first state in the country to have aquifer mapping done for its groundwater resources by May.

The Standing Committee on Water Resources examined the subject ‘Review of ground water scenario, need for a comprehensive policy and measures to address problems in the country with particular reference to (i) dark blocks, and (ii) contamination of underground water by certain industries’ and submitted their report in December 2015.

As per Central Ground Water Board and Central Water Commission investigation, the major rivers of Arunachal Pradesh are free from pollution and also the ground water is of excellent quality with al

PUNE: The National Green Tribunal (NGT) bench here has directed the Central Ground Water Board (CGWB) and the Maharashtra Pollution Control Board (MPCB) to jointly identify industries in the state

Central Ground Water Board, Ministry of Water Resources, River Development & Ganga Rejuvenation, Government of India, has been carrying out ground water regime studies all over the country for generating historical data base in order to establish dynamics of ground water regime which plays a crucial role for estimation of ground water resour

This study was aimed to monitor and quantify the metals present in the groundwater of Ranchi city, state capital of Jharkhand, India. Samples were collected from 44 locations during three seasons. The results show that arsenic concentration ranged from 0 to 0.2 and 0 to 0.015 mg/l in monsoon and pre-monsoon seasons respectively, but was below detection limit in the post-monsoon season. Manganese varied from 0 to 4.199, Nickel from 0 to 0.077, Selenium from 0 to 0.14, and Fe varied from 0 to 0.047 mg/l.

The limited ground water resources in Rajasthan are increasingly being exploited for irrigation, Industrial and domestic uses. The impact of these stresses coupled with non uniform rainfall are manifested in the form of changes in water levels and groundwater quality in the State.

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