SEWAGE DEPARTMENT TRAINING PROGRAM
How to Repair an Elevated Sandmound
Organic solids and grease may escape the treatment tank due to ...
Not pumping the treatment tank often enough.
Not pumping the treatment tank correctly.
Baffles missing or not properly functioning in the treatment tank.
Using chemical or biological treatment tank chemicals.
Using excessive amounts of water (Note: Hydraulic overloading will create its own problems. However, excessive use may flush organic matter from the treatment tanks.)
Groundwater leakage into the treatment tanks. (Could flush out organic matter.)
Compaction of the berm and cover soil resulting in anaerobic conditions in the mound.