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><font face=arial color=maroon>A 1 1/4 inch diameter >well is the <i>smallest</i> useful diameter of small >diameter wells. It doesn't leave any leeway for errors >like putting the check valve in the wrong place or >having to go to a deep well system (nearly impossible >with anything less than 1 1/2 inch diameter). > >I can see how you think you are only creating a 19 >foot suction, but that is not how this works. You >forgot to figure in drawdown--which, in small diameter >water wells, can play a significant role. To see what >I mean, take a 8 foot length of 1.25 inch pipe, plug >off one end, then fill it with water. Now pour the >water in the pipe into a bucket. Not much water, is >there? The principle you are citing holds true in 4 >inch and larger wells with submersible pumps. Small >diameter drivepoints with jet pumps are a whole >different ball game.</font> > >>I sunk a shallow well here in Orlando Florida and am >>having problems getting water out of it. Let me >>describe my situation. I used a 5', 1 1/4" dia >>stainless steel well point designed to be driven into >>the ground. I used PVC pipe on top of the well point >>(washed down, not driven)My water level is at 19' >>below the surface. The top of the well point is at 27' >>below the surface (8' below water level). Right on top >>of the well point is a brass check valve. I can fill >>the vertical pipe with water due to the check valve in >>the bottom and obviously fill the pump before running. >>I have tried a Harbor Freight shallow well pump: >><a rel=nofollow target=_blank >>href="http://www.harborfreight.com/cpi/ctaf/displayite >m >>.taf?Itemnumber=47906">http://www.harborfreight.com/cp >i >>/ctaf/displayitem.taf?Itemnumber=47906</a> >>and a 1Hp sprinkler pump from Lowes. I have not been >>able to get water out of either of them. I know I am >>priming well, I have water in the entire system from >>the well point to the pump. >>Any help would be greatly appreciated. >> >>Thanks, >>Harry

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