Water Treatment Technology

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 …

Fill It, Forget It And Drink It

In a few months, a villager buying Tata Tea bags at the local kirana store will also probably buy a cartridge for Tata Chemicals

AMC seals two water packing units

Ahmedabad: That pouch of water can be dangerous, Ahmedabad Municipal Corporation (AMC) found out after sample testing of three water bottling units in GIDC, Naroda, recently. On December 9, a team of sanitary supervisors form AMC had done a surprise check of three bottling units in the GIDC campus and …

Tata does a Nano in water purifiers

The Tata group has done yet another Nano

Canada offers green technology to clean river Yamuna

Canada has offered eco-friendly technologies to clean and conserve holy Yamuna river in Delhi, that provides drinking water to about 57 million people in the country. River Yamuna. AP"Canada would like an opportunity to demonstrate before 2010 Commonwealth Games begins in Delhi how its technology could change the outlook of …

Status of water supply, wastewater generation and treatment in Class-I cities & Class-II towns of India

This new CPCB study on water consumption and sewage disposal patterns finds that 70% of the total municipal sewage and effluent from over 900 cities and towns are being discharged untreated into rivers, which are a major source of drinking water. The status of water supply and sanitation significantly indicate …

Arsenic residual generated by water treatment, it's handling and disposal

Arsenic in groundwater beyond allowable concentration of 0.05 mg/lit in some parts of India, has posed serious threat to well being of large section of people. As one of the major mitigation, the contaminant is being removed from extracted groundwater and then the water is pressed for essential use of …

Granular activated carbon (GAC) - UV home water filter

This paper outlines simple home made Activated Carbon-UV home water purifier system to remove taste, odour, synthetic organic chemicals (SOCs), pesticides, herbicides and detergents from drinking water and disinfect by UV radiation at the consumer end.

Making sea water potable @ 7 paise/litre

Vibha Sharma Scarcity of potable water could soon be a thing of the past, at least in coastal and island states. The Low Temperature Thermal Desalination System (LTTD) converts saline seawater into potable water - that too for six to seven paise a litre! The first plant set up at …

Money floods into wastewater treatment

P B Jayakumar / Mumbai November 27, 2009, 1:28 IST Industrialisation, technology, urban need make commercial water supply a growing opportunity. The 47.3-hectare Commonwealth Games Village coming up in Delhi on the bank of the Yamuna will house thousands of athletes next October, in 1,100 flats. Thousands of litres of …

The water purifier slugfest

Sayantani Kar / November 26, 2009, 0:15 IST Pureit and Acquasure are fighting hard for leadership in the entry-level market. The advertisement war in the entry-level water purifier market saw a court-mandated pause last week, but the two main players

Water purifiers for the poor fail to prove their worth

Many of the systems intended to provide clean water for families in some of the world's poorest communities may not work. That's the conclusion of Paul Hunter, a microbiologist at the University of East Anglia in Norwich, UK, who has assessed past studies of the effectiveness of household water treatment …

Biological filtration of poor quality brackish water

A primary limitation in applying Reverse Osmosis (RO) is loss of performance caused by membrane fouling resulting from compounds that bacteria can use as energy or nutrient sources. When these compounds enter RO membranes, they are capable of sustaining extensive bacterial growths on the membrane sheets as well as within …

Arsenic removal from drinking water by adsorption on activated alumina

This paper investigates the adsorption of arsenic, As (III) and As (V) from water onto activated alumina (AA) which was used as an adsorbent in batch and column adsorption experiments and critically analyses the effect of various parameters, such as contact time, pH of water, adsorbent dose, and inlet arsenic …

Advantages of electro chlorination technology V/S conventional water disinfection technologies

The disinfection of potable water is almost universally accomplished by the use of chlorine compounds and several chlorine-related compounds for water disinfection can be found. The primary objectives of chlorination process are disinfection, taste and odour control in the system, preventing the growth of algae and other micro organisms that …

Chlorine and drinking water treatment

Agencies engaged in treating & supplying drinking water are responsible to find suitable method of treatment to make the water potable.

Application of composite correction programme for improvement in efficiency of water treatment plant

Composite Correction Programme (CCP) is a water treatment plant optimization program that improves water treatment operation with limited capital investment by optimizing particle removal from water treatment plants. It has been reported that many microbial pathogens, particularly Cryptosporidium, are recalcitrant to disinfection due to their resistance to chlorine or escapes …

Water treatment plant inaugurated

Mullanpur Dakha: To resolve the problem of stagnant and over flowing of village ponds, Manpreet Singh Ayali has come up with a novice by developing a natural water treatment plant in the village pond. The new system will provide employment to the rural youth and also self sufficiency to the …

Safe drinking water for all

The Government has planned to provide safe drinking water to 100 percent of the urban population, 90 percent of the rural and 80 percent in the estate sector by 2016. Similarly, improved sanitation facilities are to be provided to 95 percent of the urban population, 85 percent of rural and …

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