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The technical Q&A forum
for humanitarian &
development workers
 
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Michelle Stein | 24.04.2015
How is rainfall and groundwater level data analysed to predict future groundwater levels?
5 answers
3k views
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KnowledgePointAdmin | 24.03.2015
Specifications for a solar pump, with total head of water 45 feet
2 answers
6k views
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John Sauer | 08.04.2015
Who is doing toilet and FSM product and technology design / R&D and what are you working on?
7 answers
5k views
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Binaya | 16.04.2015
Can anyone suggest a low cost water filter for individual household that can remove iron as well as arsenic?
5 answers
3k views
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Aryabhusan | 17.04.2015
Low-cost solar water purification systems yielding about 3-5000 litres of water per day
1 answer
131 views
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NadiaNicholas | 20.04.2015
How does WaterAid deal with arsenic in Bangladesh water supplies?
3 answers
271 views
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JS | 28.04.2015
How do I work out which water quality analytes to test for in drinking water?
5 answers
779 views
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Trish In Cyberspace | 05.05.2015
Ebola: How can free residual chlorine of 0.05% or 0.5% be measured please? A standard Pooltester only measures a few ppmase
11 answers
6k views
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Binaya | 13.05.2015
5 answers
517 views
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Trish In Cyberspace | 13.05.2015
Where can I obtain a Watatest kit in Sierra Leone please? for checking chlorine solutions
2 answers
26k views
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Krischan Makowka | 26.05.2015
Does anyone have experience with pressure-tanks for small piped systems?
4 answers
5k views
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Alexandra McGee | 07.06.2015
(Problems of averages aside) What is the average fully loaded cost/liter of clean water provision for a rural system?
4 answers
182 views
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Jennifer Green | 23.06.2015
Brands of multi-parameter water quality test kits?
4 answers
353 views
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Claire A Hughes | 20.06.2015
Access to clean water - student research
3 answers
8k views
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Adamson | 03.08.2015
Can batteries be installed on solar pumps to increase pumping hours?
6 answers
11k views
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Naveed | 24.09.2015
Does anyone have any experience in measuring the flow of hand pumps?
6 answers
10k views
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Binaya | 15.07.2015
Information regarding groundwater pumping
2 answers
396 views
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Emma Cobbold | 10.09.2015
Is encouraging governments to sign up to SDGs more effective than ratifying and acting upon human rights conventions, or should there be a combination of both?
6 answers
2k views
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RedR TSS | 28.08.2015
Sanitary seals around self-supply tube-wells
7 answers
1k views
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efyson | 21.08.2015
Methods of transporting water - handcart?
9 answers
2k views
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