Contamination, Pollution and Quality

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Featured Articles
September 5, 2024
India's sewage future
The current state of play regarding sewage treatment standards in India
Clogged pipes: India's sewage treatment crisis (Image: Trey Ratcliff, Flickr Commons; CC BY-NC-SA 2.0)
September 2, 2024
NGT’s uniform standards: A controversial approach to sewage management
Recommendations made by an expert committee, the NGT's subsequent orders, and a critical analysis of these developments
Drum screens at Bharwara sewage treatment plant (Image: India Water Portal)
August 30, 2024
India’s efforts at water pollution control: Legislative frameworks and real-world impacts
This article traces the evolution of the legislative framework for water pollution in India and its implications for wastewater treatment standards in the country. 
Open drains in Alwar (Image Source: IWP Flickr photos)
August 22, 2024
From pollution to solutions
The journey of sewage treatment standards and the challenge of treating India’s growing wastewater
Need to fix wastewater effluent standards (Image: Kristian Bjornard)
August 1, 2024
Weed wars: The hidden costs of herbicide use in rice
Recognising the limitations of relying solely on herbicides, a strategic shift towards preventive measures is crucial
Relying solely on chemicals to keep weeds at bay isn't sustainable and can harm the environment. (Image: Needpix)
June 12, 2024
The ripple effect of safe drinking water on health under Jal Jeevan Mission
Leveraging research to optimise water programs for improved health outcomes in India
Closing the tap on disease (Image: Marlon Felippe; CC BY-SA 4.0, Wikimedia Commons)
Nature of arsenic pollutants in groundwater of Bengal basin – A case study from Baruipur area - West Bengal (India)
Arsenic pollution of groundwater in Bengal basin is a geological problem and it is spreading rapidly, because of emergence of new data, increased awareness and more wells being tested
Pradip Kumar Mukherjee
Subhasish Sengupta
Taraknath Pal
Posted on 21 May, 2009 04:29 PM

This article published in Current Science discusses the nature of arsenic pollutants in the groundwater of Bengal basin.
Solar Water Disinfection: Resources
SODIS (Solar Water Disinfection) is an initiative of Swiss Federal Institute of Aquatic Science and Technology committed to the dissemination of SODIS method in developing countries
SODIS
Posted on 21 May, 2009 12:04 PM

Solar Water Disinfection (SODIS) is a simple water treatment method to kill any pathogens in water that cause diarrhoea. This website provides a number of resources related to the application of this method

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Safe and sustainable clean water access - case studies by Whitman Direct Action examining the obstacles to water development in India
The book features a collection of case studies and essays contributed by NGOs working on clean water development projects in India
Whitman Direct Action
Posted on 21 May, 2009 12:01 PM

This Whitman Direct Action water book examines the socio-political and technological obstacles to water development in India and has become a transparent resource for other NGOs, the government sector, academics, and interested individuals to glean the expertise of their contemporaries in the fields of water development and water purification technology.
Studies on arsenic contamination by the School of Environmental Studies - Jadhavpur University
The school provides scientific information on environmental problems affecting the people alongwith suggestions to the government on solving the environmental issues
Dr. Dipankar Chakraborti
Posted on 21 May, 2009 11:51 AM

The School of Environmental Studies of Jadhavpur University has studied the arsenic contamination in West Bengal for last 19 years. Their website gives some of the details of their work, including district-wise and block-wise reports

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A report on practical methods for arsenic removal from subsurface aquifers and drinking water systems
This report highlights and discusses the practical and proven methods for the removal of arsenic from groundwater aquifiers and drinking water systems
Robert Kenson
Posted on 21 May, 2009 11:43 AM

This  report available on the Environmental Expert.com site highlights and discusses the practical and proven methods for the removal of arsenic from groundwater aquifiers and drinking water systems.
Determination of toxicity of paper mill effluents - Saharanpur (Uttar Pradesh) - A study by People's Science Institute
The study aims at determining the threshold toxicity level of paper mill effluent in the receiving water body
Suneel Chirstopher Law
Posted on 21 May, 2009 11:37 AM

This paper describes the study conducted by People's Science Institute that aimed at determining the threshold level of toxicity of a paper mill effluent, and the level of toxic
Fluoride testing and fluorosis mitigation in Sonabhadra district of Uttar Pradesh - A study by People's Science Institute
The study reveals high level of fluoride concentration in both groundwater and surface water sources of most of the villages in the district
A Gautam
R.C.Tripathi
Posted on 21 May, 2009 11:20 AM

This paper presents the findings of a study  conducted by Peoples’
Guidelines for drinking water quality - World Health Organisation (2008)
World Health Organisation provide the guidelines for drinking water quality to protect public health. These guidelines vary among countries and regions
World Health Organisation
Posted on 21 May, 2009 11:14 AM

This document published by the World Health Organisation is divided into the following chapters:

1: Introduction
2: The Guidelines: a framework for safe drinking-water
3. Health-based targets
Know about the water you consume - quality parameters, diseases and water treatment
The document is a guide that details drinking water quality parameters, treatment and disease protection
Tamil Nadu Water Supply and Drainage Board
Posted on 21 May, 2009 10:17 AM

This document by the Tamil Nadu Water Supply and Drainage (TWAD) Board describes the details about the water used for consumption in terms of :
Heavily polluting industries identified by Ministry of Environment & Forests
Ministry of Environment & Forests identifies 64 types of large, medium and small-scale industries and classifies them as "Red Category" on the basis of the emissions or hazardous waste they generate
Central Pollution Control Board (CPCB)
Posted on 21 May, 2009 10:12 AM

This document by the Central Pollution and Control Board (CPCB) highlights the types of polluting industries classified by the Ministry of Environment & Forests, Go
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