Surface Water
6 articles
The “Zebra Mussel” Diagnostic: Identifying Intake Pipe Blockages
Invasive zebra mussels (Dreissena polymorpha) and quagga mussels colonize raw surface water intakes by attaching to…
Self-Cleaning Intake Screens: Why the Internal Paddle Stalls
A stalled internal paddle on a self-cleaning intake screen stops the continuous rotating backwash that keeps…
Why Your Creek Pump is “Cavitation-Loud” (The “NPSH” Diagnostic)
A surface pump drawing from a creek sounds “cavitation-loud”, emitting a harsh noise like marbles or…
Algae Bloom Filtration: Why Your Post-Filters Fail in 10 Minutes
When your off-grid water system chokes out and loses all delivery pressure ten minutes after a…
Troubleshooting “Foot Valve” Leaks: Why Your Pump Loses Prime Daily
When your surface pump house requires a manual water re-fill every single morning before it can…
Surface Water Pumping: Troubleshooting Algae, Foot Valves, and Intake Screens
This guide is part of the master resource: The Raw Water Diagnostic: Solving Hardware Failures for…