The groundwater of Ambagarh Chouki, Rajnandgaon, India, shows elevated levels of As and F−, frequently above the WHO guidelines. In this work, the concentrations of As, F−, Na+, Mg2+, Ca2+, Cl−, SO4 2−, HCO3 −, Fe, dissolved organic carbon (DOC) and dissolved inorganic carbon (DIC) in the groundwater of Ambagarh Chouki are described. The sources of dissolved components in the groundwater are investigated using the cluster and factor analysis. Five factors have been identified and linked to processes responsible for the formation of groundwater chemistry.

Order of the National Green Tribunal (Western Zone Bench, Pune) in the matter of Manoj Jalamchand Oswal Vs. SON Ankur Exports Pvt. Ltd. & Ors. dated 02/12/2015 regarding the flow of contaminated water from the industrial unit of SON Ankur Exports Pvt. Ltd as a result of which the water of bore-well of the Applicant as well as bore-wells of the members residing in nearby vicinity are contaminated.

Central Ground Water Board (CGWB), Central Region has established 1772 ‘Ground Water Monitoring Wells’ (GWMW) in the Maharashtra State and the Union Territory of Dadra and Nagar Haveli. Out of which, 210 wells are either abandoned or not being monitored due to various unavoidable reasons.

The main aim of this study was to evaluate the vulnerability of groundwater to contamination in the vicinity of Ramtha wastewater treatment plant using a modified DRASTIC method in a GIS environment. A groundwater pollution potential map was prepared using modified DRASTIC method by adding lineaments and land use/land cover parameters. The values of the modified DRASTIC index were classified into three categories: low, moderate and high.

In the present study, the geochemical characteristics of groundwater and drinking water quality has been studied. 24 groundwater samples were collected and analyzed for pH, electrical conductivity, total dissolved solids, carbonate, bicarbonate, chloride, sulphate, nitrate, calcium, magnesium, sodium, potassium and total hardness. The results were evaluated and compared with WHO and BIS water quality standards. The studied results reveal that the groundwater is fresh to brackish and moderately high to hard in nature. Na and Cl are dominant ions among cations and anions.

The Directorate of Town Panchayats has asked its local bodies in the city suburbs to take measures to improve the groundwater quality.

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of Subhas Datta Vs State of West Bengal and Ors. dated 07/09/2015 regarding consumption of arsenic contaminated ground water resulting in suffering from various diseases, West Bengal.

Different newspaper reports have been annexed including a recent one where it is reported that the villagers of Ghaighata of North 24 Parganas District and the people of Teghoria of Dum Dum Municipality are leaving their dwelling places due to such arsenic contamination of drinking water.

Order of the National Green Tribunal in the matter of Sunita Pandey & Ors. Vs. Union of India & Ors. dated 26/08/2015 regarding arsenic in the ground water of District Ballia, Uttar Pradesh. The Counsel appearing for CPCB submits that the inspection has not been conducted for all the hand-pumps. However, 183 hand-pumps have been inspected and water quality of these hand pumps, have been found to be potable.

Previous Orders

Question raised in Lok Sabha on contamination of ground water, 23/07/2015. Ground water quality data generated by Central Ground Water Board (CGWB) indicates that ground water in various parts in Ten (10) States for Arsenic, Twenty (20) States for Fluoride, Twenty One (21) States for Nitrate, Twenty Four (24) States for Iron, and Fifteen (15) States for Heavy Metals such as Lead, Chromium and Cadmium have concentration higher than the norms, on the date of analysis, prescribed by the Bureau of Indian Standards.

Order of the National Green Tribunal (Principal Bench, New Delhi) in the matter of Sunita Pandey & Anr. Vs. Union of India & Ors. dated 13/07/2015 regarding arsenic in the ground water of District Ballia and Lakhimpur, Uttar Pradesh.

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