Water Quality

Judgment of the National Green Tribunal regarding plywood factories operating in Yamuna Nagar, Haryana, 27/05/2025

Judgment of the National Green Tribunal, May 27, 2025 in the matter of Sumit Saini Vs Shree Ram Steel Industries & Others. Sumit Saini, resident of village Damla, District Yamuna Nagar, Haryana had sent a letter petition dated May 14, 2022 to the NGT. The application said that around 25 …

The use of biological index of pollution (BIP) in assessing quality of rural water sources in Zaria, Nigeria

The biological index of pollution (BIP) which hinges on the responses of aquatic biota to pollution of water sources was used to assess the quality of some water sources in Zaria area, Nigeria. Water samples were collected from 15 stations comprising three open water sources (lakes) and twelve hand-dug wells …

Assessment of hand pump waters in three tribal dominated districts of southern Rajasthan, India

Udaipur, Banswara and Dungarpur districts of southern Rajasthan have dominance of tribal population. In these districts besides other water resources, hand pumps are catering the need for drinking water. The present study was undertaken to assess the level of chemical and bacteriological status for comparing the water quality with the …

Water quality assessment of Bichlari nala flowing through Banihal and Ramban (Jammu & Kashmir)

The present study of Bichlari Nala, flowing through Banihal and Ramban (J&K; State) has been selected for the potential of surface water resource and its quality has been evaluated thoroughly to generate baseline information.

Study on the quality of water in some streams of Cauvery river

The quality of water in four streams of Cauvery River in Mandya District, where many small scale sugar and brewery distilleries are located, was analysed. Sampling was carried out from four streams designated as station 1 (upstream of effluent discharge point), station 2 (effluent discharge point) and station 3 (downstream …

Bacterial enumeration of ground water from bore wells and hand pumps in Kanpur district

Total heterotropic plate count (HPC), fecal coliform (FC), Escherichia coli (EC), Salmonella and Shigella were estimated in water samples collected from 21 bore wells and 15 hand pumps in and around Kanpur district, during early and post monsoon which revealed the unsanitary condition of water sources.

Drinking water quality assessment of rain water harvested in ferrocement tanks in Alappuzha District, Kerala

The study was conducted to assess the physico-chemical and bacteriological quality of stored rain water in the ferrocement tanks of Alappuzha District, Kerala. Representative water samples were collected on random basis from ten stations with rain water harvesting facility during the periods January 2006 and April 2006. The present study …

Groundwater and human security: case studies

The main objective of this report is to address threats to human security and well-being posed by water scarcity and quality degradation. It also aims to investigate how improved groundwater management can increase human security.

Silt management in run-of-the river hydroelectric project - A case study

The present study evaluated the options of silt disposal from Beas Satluj Link (BSL) hydroelectric project in Himachal Pradesh in India. BSL project is basically a run of the river power project, envisages diversion of about 4700 MCM per annum of Beas river water into Satlej river falling through an …

Consumption of heavy metal and minerals by adult women through food in sewage & tube-well irrigated area around Ludhiana city

A dietary survey was carried out during summer and winter seasons on 20-40 years old subjects i.e. 23 and 49 women from sewage and tube well irrigated areas, respectively around Ludhiana city (Punjab, India). Raw food samples from both the areas were analyzed for various minerals. Mineral intake by individual …

Israel chokes off chlorine supply to Gaza

Barely a few days before Israel pulled out its forces from Gaza, its incursion had choked off chlorine supplies to the coastal strip, making water-borne epidemics imminent. The Coastal Municipalities Water Utility posted a newspaper advertisement on February 27 warning the region's 1.5 million residents that one-third of Gaza's water …

Household tips

How does one select a water filter? Step 1: Understand raw water quality. Find out the contaminants in water, its hardness and its total dissolved solid contents. Also find out if the water has heavy metals, pesticides or any other chemical Step 2: Find out what is the desirable water …

Purifying the purifier

A consumer looking for a water purifier is most likely to be confronted with a fusillade of quality claims. K J Nath, president, Institution of Public Health Engineers in Kolkata is not sure about their veracity. "A lot of the tall claims by private players cannot be substantiated scientifically,' he …

BIS standards for drinking water

The BIS drinking water specification (IS 10500:1991), which is a voluntary standard, was drawn up in 1983. It was last revised 17 years ago. A revision initiated in 2003, is still in its draft stage. It was occasioned by a report on pesticides in bottled water by the New Delhi-based …

Tall claims

We asked a few manufacturers about the standards they adhere to. Here is what they said Philips Electronics India: Gold seal Class A certified by the US-based Water Quality Association, certified by KIWA Water Research of the Netherlands and BIS certification for UV filters KENT RO systems: Certificates from Shriram …

Crying out for action

Industry sources exude confidence about the water purifier segment. Manufacturers peg their hopes on the increasing purchasing power of the middle class in cities, small towns and the suburbs. The water filter market thrives on a vicious circle. With municipalities failing to provide safe potable water, many turn to groundwater; …

Incidences and multidrug resistance pattern of Proteus species in drinking water

The waterborne infections are most common cause of mortality in the underdeveloped and developing countries. In present study, total 1000 water samples from various sources were collected from different localities of Amravati city for the detection of contamination (potability) and presumptive test for Proteus species in drinking water. (2007)

Performance of pigeonpea, irrigated with treated wastewater of oil refinery, in the presence of Bradyrhizobium

Pigeon pea was grown, in the field, at the experimental farm of Mathura Oil Refinery, in the presence or absence of biofertilizer, using TW (treated wastewater of the refinery) or GW (ground water) as an irrigant. (2007)

Evaluation of water quality of two natural water springs at Almora city of Kumaun Himalaya

Water quality of two natural springs viz., Raj Naula and Badi Naula located in the Kosi river catchment area of Almora city in Kumaun Himalaya (Uttarakhand) has been investigated. (2007)

Assessment of groundwater quality in Mehadrigedda watershed, Visakhapatnam district, Andhra Pradesh, India

The hydrochemical characteristics of groundwater in Mehadrigedda watershed of Visakhapatnam district have been studied. Twenty eight samples were collected from open wells representing shallow groundwater of the area during Dec, 2005. 2007

DFID approves more fund for water project

The NWFP government has decided to extend Rural Water Supply and Sanitation Project (RWSSP) for another year, as the UK Department for International Development (DFID) has approved an additional grant of

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