![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/8/8d/Treadle_pump_GB_drawing.jpg/640px-Treadle_pump_GB_drawing.jpg&w=640&q=50)
Treadle pump
From Wikipedia, the free encyclopedia
A treadle pump is a human-powered suction pump that sits on top of a well and is used for irrigation.[1] It is designed to lift water from a depth of seven metres or less. The pumping is activated by stepping up and down on a treadle, which are levers, which drive pistons, creating cylinder suction that draws groundwater to the surface.
![A sketch of a treadle pump .](http://upload.wikimedia.org/wikipedia/commons/thumb/8/8d/Treadle_pump_GB_drawing.jpg/640px-Treadle_pump_GB_drawing.jpg)