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2. Water well pump - Wikipedia

   en.wikipedia.org/wiki/Water_well_pump

   Deep well pumps extract groundwater from subterranean aquifers, offering a reliable source of water independent of municipal networks. These pumps, often submersible and powered by electricity, can access water reserves located much deeper than shallow wells, ensuring a consistent supply even during periods of drought.

3. Airlift (dredging device) - Wikipedia

   en.wikipedia.org/wiki/Airlift_(dredging_device)

   It is often designed to be hand-operated by a diver. [2] Airlift pumps are used by water utilities, farmers and others to extract water from deep wells. In such cases the pipes can be 30, 60 or more meters deep underground. Airlift pumps are governed by the physics of two-phase flow.

4. Hand pump - Wikipedia

   en.wikipedia.org/wiki/Hand_pump

   Hand-powered force pump, with an air chamber to smooth out variations in flow rate. Hand pumps are manually operated pumps; they use human power and mechanical advantage to move fluids or air from one place to another. They are widely used in every country in the world for a variety of industrial, marine, irrigation and leisure activities.

5. Comparison of pumps - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_pumps

   Different types of pumps are suitable for different applications, for example: a pump's maximum lift height also determines the applications it can be used for. Low-lift pumps are only suitable for the pumping of surface water (e.g., irrigation, drainage of lands, ...), while high-lift pumps allow deep water pumping (e.g., potable water pumping ...

6. Paani Project - Wikipedia

   en.wikipedia.org/wiki/Paani_Project

   Paani conducts needs assessments to determine the most beneficial type of well for each community. Approximately 65% of the wells built are hand pumps, 30% are deep wells, and 5% use solar power or reverse osmosis. The organization partners with local construction companies and ensures fair compensation for laborers involved in well construction.

7. India Mark II - Wikipedia

   en.wikipedia.org/wiki/India_Mark_II

   The India Mark II is a human-powered pump designed to lift water from a depth of 50–80 m. [1] The Mark II is world's most widely used water handpump. [ 2 ] The pump was designed in the 1970s to serve village water needs in developing countries and rural areas.