In addition, because the water table is only about 13 feet below the top of our well casing, we were able to choose a simple, shallow-drawn hand pump for our purposes rather than having to buy a ...

Pressurize the tank by filling it with your hand pump as usual. Do not exceed the manufacturer’s recommended safe limit. We fill ours to 50 pounds of pressure.

To Martin Fisher, 48, and Nick Moon, 51, a simple pump could be the solution to poverty for millions of Africans. They’re the co-founders of KickStart, a San Francisco–based nonprofit that ...

The simple up-and-down motion of hand pumps could help scientists secure a key water source for 200 million people in Africa.