The hydrogeological environment in the Nagapattinam district has been subjected to pollution considerably. The eastern part of the district being tail end of the canal system, and due to inferior quality of ground water, the agricultural prosperity in the eastern part attained a set back. The agricultural lands are brought under aquaculture use.

This study was carried out to assess the fluoride concentration in groundwater in some villages of northern Rajasthan, India, where groundwater is the main source of drinking water. Water samples collected form deep aquifer based hand-pumps were analysed for fluoride content. Fluoride in presently studied sites was recorded in the ranges of 4.78 and 1.01 mg/l.

The objective of this study was to investigate extent of contamination of groundwater (potable and irrigation) of Aligarh district by pesticides and heavy metals during last 11 years (1996-2006)

The study related to assessment of various chemical constituents in the groundwater, their origin and suitability for human use has been carried out in the Chaliyar river basin of Kerala. Groundwater samples were collected from 27 open dug wells and 7 bore wells, and analyzed.

An investigation has been carried out for the evaluation of fluoride contamination in Sambher block of Jaipur district. Results were compared with standards as prescribed by ISI and WHO.

Tumkur Taluk is located in the southeastern corner of Karnataka state between 13o 06'30" to 13o 31' 00" North latitude and 76o 59' 00" to 77o 19' 00" East Longitude. The Taluk spreads over an area of 1043 falling within the semiarid region and frequently facing water scarcity as well as quality problems.

Visakhapatnam, Sept. 7: Visakhapatnam would soon become another Chennai at the rate in which the groundwater in the district is turning salty. Residents of coastal battery near the collectorate, Kota Veedhi, the old post office and the port areas in One Town, Mulakuddu and Nagarapalem besides, parts of Thagarapuvalasa in the rural areas were in distress recently after it was found that the water they drew from their wells tasted salty.

Visakhapatnam, Sept. 7: An expert study has revealed that groundwater in the coastal areas of the state is slowly turning salty. Unless urgent remedial action is taken, the farmers of the area would face crop failure and attendant financial crisis. The hydro geochemistry study was conducted by a group from the environmental science department of the Gitam University.

Vijaysinh Parmar | TNN
Sadra (Gandhinagar):