How it works Water Well Pump

Here is a nice link on pumps, and how they work

http://www.popularmechanics.com/home_journal/how_your_house_works/1275136.html?page=1

However, submersibles are known for their reliability and often perform their role 20 to 25 years without servicing.

Click to expand...

That's a nice explanation of how the three basic pumps work. It's written with the homeowner in mind. However I'm wondering when it was written. Since the above statement seems to be true of pumps made about that same number of years ago.

Another good site with well and plumbing info. I cannot say how accurate everything is but it is fairly detailed.

http://www.inspect-ny.com/water/WellFlowRate.htm