An effluent treatment system including a treatment tank for holding effluent; a filter for filtering effluent from the treatment tank; a valve for directing effluent from the filter component to either a discharge or through the inlet port of the treatment tank back into the interior of the treatment tank; and a pump for pumping effluent under pressure from the hollow interior of the treatment tank, through the outlet port of the treatment tank, through the filter component, through the valve, back through the inlet port of the treatment tank back into the interior of the treatment tank many times, and then to discharge.