Aerobic treatment unit supplier and alternative for UV treatment for effluents sought in Trinidad

I am a Purchasing Officer for L&M Construction, based in Trinidad in the Caribbean. I am currently trying to source a supplier for aerobic treatment units and plants for sewage in India, for…

Microfinance for minor irrigation and community based water management systems - Need experiences and examples

From Subhash Chandra Garg, National Bank for Agriculture and Rural Development (NABARD), Uttarkashi, Uttarakhand

Posted 15 April…

Need advice regarding conversion of borewells to recharge wells in Thane, Maharashtra

We have a plot on Kalyan-Murbad road in Thane district of Maharashtra. Exact location - Kolimb village, on Kalyan-Murbad road, Thane district, Maharashtra. There are some borewells functioning in…

Relationship between the discharge and the well diameter

Is there any relationship between the discharge and the diameter of the well?

Suppose I require a yield of 150 cubic meter/day discharge for a water treatment plant. Then what will be…

Advice on borewell troubleshooting & pump selection in Trichy District, Tamilnadu

I am from Thatheyengarpettai union, Musiri Taluk, Trichy District, Tamilnadu. Located 35KM away from Namakkal and 4KM away from kolli hills. Basically it is a rock area(small mountains).

Water meters & intermittent supply in Ahmedabad, Gujarat : Need technology for error free metering

I am a student of CEPT University, Ahmedabad, School of Planning. I have a query regarding  the Urban Water Supply. I wish to know out of my inquisitiveness whether it is possible to meter the…

Borewell casing pressed and submersible pump stuck at 55ft in Hyderabad, Andhra Pradesh

I have a problem with my borewell located in Hyderabad, Attapur, Near Mehidipatnam. where the casing of the borewell is internally pressed at 55th feet. The borewell is with 6 and ½ inches in…

Effluent treatment for a village in Bhilwara, Rajasthan : Need low cost & easy to maintain solution

My village Shakkargarh is a fast developing area located in the Bhilwara District of Rajasthan. The village has a population of around 4000, with 1000+ households currently. The water table in…

Location of water leaks in Guwahati, Assam : Need information on modern techniques to detect leaks

We have a problem of walls getting wet, probably from a leaking pipe somewhere behind the walls and cannot locate the source. Local plumbers (in Guwahati, Assam) are trying all sorts of trial and…

Legal advice regarding STP : Availability of court judgements and info regarding RTI's

I am an engineering consultant. In one of the underground sewerage scheme projects that have been detailed, there is a Sewage Treatment Plant proposed in a site which was shown by the concerned…

Safe levels & recommended standards for iron content in water for construction in Palavakkam, Chennai, Tamil Nadu

I would like to know if ground water of the following specification, can be used for construction purposes. The result from the water sample test reads as "pH - 7; 600 ppm tds; 10 mg/l of iron in…

Solution Exchange query: Use of rainwater and wise water management in schools-experiences

From Dipak Roy, United Nations Children’s Fund (UNICEF), New Delhi

Background:

There are different options for rainwater harvesting and wise water…

Need the process of mainstreaming rainwater harvesting and wise water management in schools

From Dipak Roy, United Nations Children’s Fund (UNICEF), New Delhi
Posted 13 April 2009

I work as the Hygiene…

Gray water re - use system for hostel in Hamirpur, Himachal Pradesh - Need a low cost treatment system

I am a Final year student studying civil engineering at NIT Hamirpur (H.P).  Me and two of my classmates are working on a project where-in we are proposing a water reuse system  for one of our…

Expert advice required for pump selection in Ghaziabad, Uttar Pradesh

This is to solicit an opinion from those who have some knowledge of pumps, etc.

There are 2 submersible pumps that send groundwater to the overhead tank. One is 5kvA, the other is 7.5…

Data regarding fluoride levels in groundwater & MCD supply in Delhi

I wish to gather information regarding fluoride levels in water in the various parts of Delhi. Data regarding groundwater & MCD supply is welcome. The move is stimulated by the large number of…

Need to know eligibility for subsidies for borewell construction and drip irrigation in Sindhudurg District, Maharashtra

I am from Sindhudurg District in Maharashtra. I am a land owner with 3 acres of agricultural land. Are there any government subsidies for borewell drilling or implementation that I am eligible for…

Retrieval of collapsed piping from borewell in Bangalore, Karnataka : Advice sought

Pipe of 20 ft length connected to the jet pump motor has fallen into the borewell. The pipe is of 1 inch size. The presence of the pipe prevents the lowering of a submersible pump to the bottom of…

Need information on water quality standards for cooling heat exchangers in Vasai, Mumbai, Maharashtra

I want to like to obtain information pertaining to the maximum limit of calcium, magnesium, sodium salts in industrial water used for the purpose of cooling heat exchangers. Our plant is based at…

Reducing load on STP in Bangalore, Karnataka : Rules regarding flow of grey water to municipal drain

Our commercial project has received CFO from KSPCB. Can the water from the existing hotel or restaurants can be let out to the municipal drain. This will reduce the load on the STP and ensure its…

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