The most likely cause of the lift station problem is what, knowing the following: 1) Wet well inlet has normal dry weather flow, 2) Wet well is erratic with alternating excessively high and low levels, 3) Lead and lag pumps starts & stops sporadically, 4) Lead & lag pumps have normal flow rates, 5) Force main pressure is erratic with alternating high & low pressure, 6) Lead air compressor is running, 7) Low-level and high-level pressure switches are erratically opening & closing, 8) All electrical controls are in automatic.