Treatment and Purification

Featured Articles
December 2, 2019 Water stewardship is an approach predicated on the concept that water is a shared resource and so water risks are also shared risks that everyone in a catchment will face
Picture credit: Romit Sen
November 21, 2019 A report by NIUA brings to light the chinks in Jaipur's sewage system and suggests some solutions.
Routine check done by the sewage treatment plant staff in Delawas, Jaipur. The plant is part of the ADB best practices projects list. (Image: Asian Development Bank, Flickr Commons)
November 18, 2019 Bangalore's water utility is understaffed, under financed and unable to service the city's water needs.
Image credit: Citizen Matters
November 13, 2019 Policy matters this week
A domestic RO water purifier
Reverse Osmosis Plants For Rural Water Treatment In Gujarat
An analysis of the various economical, social and cultural factors associated with reverse osmosis technology for treating domestic water in Gujarat Posted on 19 Sep, 2009 01:58 PM

Sundrerajan Krishnan,et al, study the recent spread of reverse osmosis technology for treating domestic water in Gujarat and analyse various economical, social and cultural factors associated with it. They express concern over safe disposal of the effluent water generated by these RO plants.

Case studies on drinking water from Whitman Direct Action's "Water Book"
Description of Byrraju Foundation's work Posted on 09 Sep, 2009 11:22 AM

Sujala Scheme: The Byyraju Foundation's manual for setting up a locally managed, rural drinking water plant. The Foundation's drinking water initiative covers 154 villages across five districts of Andhra Pradesh via 31 village-level treatment plants.
Read More (Size: 2.1 MB)
Byrraju Foundation website

Integrated approaches for sustainable development in water resources sector
A report highlighting desalination, tank irrigation and agricultural practices as effective solutions to resolve the growing water scarcity in personal use and agriculture Posted on 04 Sep, 2009 12:11 PM

The Indian Institute of Technology, Madras, Technology for Sustainable Development and the Ecole Polytechnique Federale de Lausanne EPFL have produced a report titled Integrated Approaches for Sustainable Development in Water Resources Sector.

A training module on water quality monitoring and surveillance
Process for water quality monitoring at state and district level Posted on 01 Sep, 2009 10:49 AM

The monitoring of water quality at the community/cluster or district level involves key processes including survey, processing of data, and implementing remedial and preventive action.

School of planning and architecture, New Delhi, presents urban design encompassing central ridge in the capital
Dipanjan Das and Shashank Jain, School of Planning and Architecture, New Delhi, presents urban design for central ridge and its integration with the surrounding densely populated areas Posted on 06 Jun, 2009 03:55 PM

This presentation by Dipanjan Das and Shashank Jain, School of Planning and Architecture, New Delhi deals with their urban design encompassing the Central Ridge in New Delhi and its integration with the surrounding densely populated urban areas.

Symbiosis institute of design, Pune, presents recycling waste water in small scale industries in the city
Aditi Bidkar and Varshapriya Radhakrishnan of Symbiosis Institute of Design, Pune design compact wastewater treatment tank for an existing zinc plating unit that uses 1000 litres of water every day Posted on 06 Jun, 2009 01:05 PM

The industry that currently does not treat or recycle any water. The treatment tank occupies less than 3 m2 floor area and the entire system costs less than Rs 1,00,000 to implement.

CET Bhubaneshwar incorporates water management in existing residential and commercial site in Rourkela, Orissa
Debadutta Parida and Shivani Satpathy of CET Bhubaneshwar takes up 8.3 acre existing site in Rourkela to preserve groundwater, increase water table, prevent soil erosion and flooding Posted on 06 Jun, 2009 12:30 PM

In this presentation Debadutta Parida and Shivani Satpathy of CET Bhubaneshwar have taken up a 8.3 acre existing site in Rourkela with housing and residential use and an artificial pond to preserve groundwater, increase the water table level, prevent soil erosion and flooding.

Decentralised wastewater treatment in developing countries - A handbook by BORDA
This handbook published by Bremen Overseas Research and Development Association (BORDA) is an outcome of a project titled “Low Maintenance Wastewater Treatment Systems - LOMWATS; Development of Technologies and Dissemination Strategies.” This book aims at a target group, which is typical for decentralised technology implementation and consists of people whose knowledge is too general on one hand, or too specialised on the other to master very typical problems which go together with decentralisation. Posted on 05 Jun, 2009 12:36 PM

DEWATS handbookThis handbook published by Bremen Overseas Research and Development Association (BORDA) is an outcome of a project titled “Low Maintenance Wastewater Treatment Systems - LOMWATS; Development of  Technologies and Dissemination Strategies.” The project had been financed by the Commission of the European Union, with substantial contribution by the State Office for Development Co-operation of the Free Hanseatic City of Bremen from October 1994 until April 1998.

This book aims at a target group, which is typical for decentralised technology implementation and consists of  people who are aware of the general problem and know something about possible solutions. However, their knowledge is too general on one hand, or too specialised on the other to master very typical problems which go together with decentralisation.

Water quality in various areas of Delhi: survey results of the Clean India Campaign
Development Alternatives did a survey of water quality in various areas of Delhi through its Clean India Campaign Posted on 02 Jun, 2009 10:43 AM

Development Alternatives did a survey of water quality in various areas of Delhi through its Clean India Campaign. The results are presented as a software application. The application can be downloaded and installed on your computer.

Water security for residents of apartments & gated communities in Bangalore - An article by SS Ranganathan
Bangalore has grown phenomenally over the last 25 years and the pleasant ‘rural scenery’of what once were the ‘outskirts’ of Bangalore has given way to forests or jungles of concrete. These are the multi-storeyed apartment complexes which have mushroomed all over, with gated communities making a break in this concrete jungle. One wonders where the residents of these complexes and communities will find the water to live a reasonably normal life. Posted on 29 May, 2009 04:27 PM

Mr. S.S. Ranganathan, author of this guest post, is a retired senior executive of Ion Exchange and currently a consultant based in Bangalore.

He can be reached at: ss.ranganathan@gmail.com , +91-9343734229

WATER SECURITY FOR THE RESIDENTS OF APARTMENTS & GATED COMMUNITIESS.S.Ranganathan

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