Drinking Water Standards

State of the Climate in Asia 2024

The World Meteorological Organization’s State of the Climate in Asia 2024 report warns that the region is warming nearly twice as fast as the global average, driving more extreme weather and posing serious threats to lives, ecosystems, and economies. In 2024, Asia experienced its warmest or second warmest year on …

Khadkis water woes see no end

For years, residents in Khadki have been facing severe shortage of water. And the situation shows no sign of improving. Civic activists say both the Pune Municipal Corporation and the Khadki Cantonment Board have been passing the buck while doing little to improve water scarcity situation. Compounding the citizens woes, …

Factory closed as 125 take ill

At least 125 employees of a garment factory took ill after drinking contaminated water at Madanayakanahalli, Nelamangala on Monday afternoon. While four are in a critical condition, the others are reported to be stable. In this connection the Nelamangala police have received a complaint against the factory management. According to …

Metrowater GM appears in court

The Metrowater has claimed that sewage contamination in drinking water at Five Holes Bridge in Villivakkam was due to unauthorised tampering with water pipelines. This submission was made on behalf of the Metrowater General Manager Amudhavalli before the First Bench of the Madras High Court, which had directed her to …

Contamination: Metrowater official summoned to court

The Madras High Court has directed the General Manager of the Chennai Metropolitan Water Supply and Sewerage Board to be present in court on Thursday in connection with a public interest litigation petition seeking a direction to authorities to prevent contamination of the city's drinking water with drainage water. In …

Statistical assessment of underground drinking water contamination at J.P. Nagar

Underground drinking water samples at six different sites of hand pump at J.P. Nagar were collected and analysed for thirteen different water quality parameters following standard methods and procedures. Water quality index (WQI) has been calculated for all the sites using the statistical data of all thirteen parameters and WHO …

Bacterial survival and regrowth in drinking water systems

Weekly variations in free and total chlorine residuals and their impact on microbial concentrations were monitored for the IIT Kharagpur water supply to determine possible correlations between heterotrophic bacterial density, total and faecal coliform density, and total and free chlorine residuals.

Radioactive waste in Congolese river

The government of the Democratic Republic of Congo has ordered residents of Likasi town to stay away from the local river Mura following reports that a large consignment of radioactive material has been illegally dumped in it. Likasi is a large town in the mineral-rich Katanga province and home to …

High ammonia content in Yamuna

the second week of November saw south and central Delhi reeling under a severe water crisis because of high levels of ammonia in the Yamuna at the city's water intake point. It led to a reduction in water supply from two of its water treatment plants

Draft guidelines for preparation of legislation for framing drinking water regulations

The primary aim of framing legislation on regulation of drinking water is the protection of public health. The potability of drinking water is guided by national standard that, if properly implemented, will ensure the safety of drinking water supplies through the elimination or reduction to a minimum concentration, of constituents …

The study of nitrate concentration in drinking water in Alwar city (Rajasthan)

In the present study drinking water samples of different ground water sources had been analyzed for the estimation of a problematic chemical parameter nitrate. Analysis of drinking water samples of different sources in different zones in Alwar revealed that the concentration of nitrate had been recorded highest in drinking water …

China lacks sewage facilities

Together with heavy opposition against Beijing hosting the Olympics in 2008 due to increasing air pollution in the country, China faces many other environmental problems. Chinese city officials recently revealed that 278 cities in the country and about more than half the country's populations did not have any sewage facilities. …

Post floods, Orissa`s tribal districts suffer cholera outbreak

A cholera outbreak has ravaged Orissa's tribal-dominated Kalahandi, Koraput and Rayagada districts since early August. The state government says the region has reported 119 deaths so far. About 6,000 people have been treated for cholera and other stomach diseases. The state's disease surveillance unit says, however, "not all the deaths …

Bottled water costs us the earth

The botted water industry is global in nature. But it is designed to sell the same product to two completely different markets: one water rich and the other water scarce. The question is whether this industry will have different outcomes in these two worlds. Or will we, for two opposite …

Endemic fluorosis in Jhiragadandi (Sonbhadra) and its management

In last few years, Sonebhadra district of Uttar Pradesh has been identified as endemic fluorosis affected region where a number of such cases have been reported in 18 villages. The study was undertaken to determine the severeness of the problem, for this a dental fluorosis survey of school students, monitoring …

Status of groundwater quality in India: Part I

This report presents the environmental profiles of metropolitan cities and problem areas identified by CPCB and their groundwater quality status. The groundwater quality data obtained during survey were evaluated against drinking water quality requirements [BIS 10500, (1991) & WHO (1996) Standards]. Salinity, nitrate, Coliform & Fluoride are the main water …

Ensuring safe drinking water in Bangladesh

In the early 1980s, K. C. Saha from the School of Tropical Medicine in Kolkata attributed skin lesions in West Bengal, India, to exposure to arsenic in groundwater pumped from shallow tube wells. Despite these findings, millions of tube wells have been installed across the Bengal Basin, the geological formation …

Effect of fluroide level in drinking water and socioeconomic status on the prevalence of fluorosis in Mundargi Taluk

The present study deals with the physico-chemical parameters of ground water quality in Mundargi taluk of Gadag district, Karnataka state, the study has been carried out during September 2003. Research findings for fluoride content in drinking water reveals that more than 90% of the total sample analysed were found to …

Physico-chemical studies of drinking water and performance evaluation of treatment plants in Delhi

A study to assess the supply of drinking water quality in Delhi, by examining the various physico-chemical parameters, namely pH, conductivity, TDS, SS, DO, BOD, COD, calcium and magnesium hardness, total hardness, alkalinity, salinity, turbidity of the pre-treated water samples from Bhagirathi, Wazirabad, Chandrawal, Haiderpur and Okhala Water Treatment Plants …

Drinking Water Standards IS 10500: 2004

The standard prescribes the requirements, test methods and sampling procedure for ascertaining the suitability of water for drinking purpose.

Delhi's Piped Water Unsafe For Drinking, According To Report

A report by Bureau of Indian Standards claims that 11 out of 11 samples taken by them from Delhi and tested in a lab have failed on all 19 parameters of the test. Testing of water samples was conducted to check organoleptic and physical parameters and know the chemical and …

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