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 …

Meet to review city’s drinking water woes

KOCHI: A meeting to review the status of the drinking water projects under the Jawaharlal Nehru National Urban Renewal Mission (JNNURM) for Kochi will be held in Thiruvananthapuram on Wednesday. Convened by Water Resources Minister P J Joseph, the meeting is expected to discuss the initiatives for solving the portable …

TiO2 assisted photocatalysis: A novel method for water treatment

Photocatalysis is an advanced oxidation process aiming at the complete conversion of harmful and toxic dissolved contaminants in natural or drinking water into carbon dioxide, water and inorganics in presence of semiconducting materials such as TiO2 and ZnO, which act as catalysts.

Measuring the true effectiveness of sanitizers

Most water analysts are using DPD kits and colorimeters to measure free chlorine residual, but there is a better way.

Ozone gas flow monitoring for water treatment systems

Many municipal water treatment plants utilize Ozone Treatment Systems to produce clean water for residential and industrial users. While all the various types of water treatment systems have their advantages and disadvantages. Ozone systems provide excellent disinfection and avoid some of the chemical byproduct problems experienced with the use of …

Why cities cannot simply flush

Untreated waste water is a health hazard. Nonetheless, it should be considered a resource. Unless it is recycled and re-used, it will be impossible to provide all people in the cities of developing countries with safe drinking water. The example of India shows that agglomerations cannot get ever more fresh …

Economic, environmental and socio-cultural sustainability of three constructed wetlands in Thailand

Constructed wetlands (cws) for wastewater treatment may be part of the answer to the urgent need for a change in the approach to wastewater treatment in developing countries. Although thailand has several cws, there have been no studies of their sustainability. To remedy this, the sustainability of three promising cws …

Outlook on water environmental management in Asia 2012

The WEPA Outlook is the flagship publication of WEPA which includes basic information on the water environment and its management in each WEPA partner country. The Outlook 2012 consists of three main chapters. Chapter 1 presents the result of the analysis of institutional frameworks for water environmental management in each …

Corporation fails to quench west Kochi's thirst

KOCHI: Though Kochi Corporation is spending crores to quench the thirst of various divisions under its limit, a majority of areas are still reeling under potable water crisis. In West Kochi, divisions including Edakochi, Thazhappu, Fort Kochi, Kalvathy, Iraveli, Karipalam, Mattanchery and Cheralai are worst hit. Adding to the crisis, …

Project report on Uratchikottai water supply scheme ready

Erode Corporation has completed preparation of a detailed project report for its ambitious Uratchikottai Water Supply scheme with the cost estimated to be Rs. 407 crore. The civic body will implement the scheme with funds from Tamil Nadu Urban Infrastructure Financial Services Limited (TNUIFSL) with assistance from German Development Bank …

Report on CSE Training Programme on Decentralised Wastewater Treatment & Reuse in Bangladesh: March 3-6, 2012

CSE under its South Asia Programme organized the second batch of training programme on ‘Decentralised Wastewater Treatment and Reuse’ from 3-6 March, 2012 in partnership with Water Aid Bangladesh. The training programme aimed at sector capacity building planning and design of sustainable and affordable decentralised wastewater treatment systems including promoting …

Delhi facing severe water shortage

Due to closure of one treatment plant for maintenance and less release of water from Haryana Large parts of the Capital have been facing water shortage for the past two days. While the Delhi Jal Board that supplies water to the city said that it would be resumed by Friday …

Delhi writes to Haryana over dip in water release

Water supply in large parts of the national Capital has been affected because of a dip in the supply from two of the city's water treatment plants. The Delhi Jal Board has complained that water supply at the Wazirabad and Chandrawal treatment plants has been affected by more than 10 …

Private Equity Takes a Gulp

Businesses related to water may lack the glamour of sunrise sectors like education and healthcare, but it has attracted over 500 crore in private equity in the past year. The trickle will turn into a flood, says Ahona Ghosh. The inability of the state to deliver on basic services has …

Water pollution: Impact of pollutants and new promising techniques in purification process

Water is a critical resource in the lives of people who both benefit from its use and who are harmed by its misuse and unpredictability (flooding, droughts, salinity, acidity, and degraded quality). Water is a finite and vulnerable resource. Consequently, consumption of polluted water puts lives and livelihoods at risk …

India's deepening water crisis?: water risks for Indian industries - a preliminary study of 27 industrial sectors

This report presents results of a national level geospatial study of water risks perceptions and responses across 27 industrial sectors in India undertaken by Columbia Water Center in partnership with the Federation of Indian Chambers of Commerce and Industry Water mission. In partnership with the Federation of Indian Chambers of …

House panel concerned over delay in water projects

Committee reviews progress of work The Kerala Water Authority informed an Assembly Committee here on Tuesday that the Alappuzha Drinking Water Project, envisaged to provide drinking water to Alappuzha municipality and eight surrounding panchayats, would be ready for commissioning by 2013. The Assembly Committee, led by Chairman V.S. Sunil Kumar, …

Arsenic and fluoride removal from underground water at household level

In the present study, the potential of a new adsorbent for arsenic removal and nanofiltration membrane for fluoride removal at household level has been studied.

Water demand assessment in urban infrastructure

Urban habitats and high-rise multi-storey developments in urban India indicate new trends in infrastructure planning in water engineering. Along with water for industrial estates, SEZs and commercial centers; planning of water supply, sewerage, roads, urban drainage, and property services now warrants strengthening of urban local bodies and the water utilities. …

Simulation and optimization of large scale desalination plants: A case study for South Mediterranean coast

Egypt, with the highest population in the area, is already considered to be in the water scarcity limit. Thus, there is an increasing need for desalted water to cope with the population growth and development. It is essential to determine the capital, operating and unit cost for producing water by …

Report on minimisation of water requirement in coal based thermal power stations

The Central Electricity Authority (CEA) has released a report titled `Minimisation of water requirement in coal based thermal power stations`. In the study, it has said that dry condenser cooling systems offer a possible solution for power plant installation at sites where availability of water is scarce, since requirement of …

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