THE TOWN OF LINCOLN, NH's WASTEWATER TREATMENT FACILITY HAS DISCHARGED EFFLUENT IN VIOLATION OF THE NPDES PERMIT LIMITS FOR TOTAL RECOVERABLE COPPER AND ACUTE WHOLE EFFLUENT TOXICITY(WET). THE AO REQUIRES THE TOWN TO IDENTIFY THE SOURCES OF COPPER IN ITS COLLECTION SYSTEM, TE REVIEW AND EVALUATE VARIOUS TREATMENT TECHNOLOGIES AND SOURCE REDUCTION MEASURES TO REDUCE THE LEVEL OF COPPER DISCHARGE TO AND FROM THE FACILITY TO ACHIEVE PERMIT COMPLIANCE. ALSO, THE AO REQUIRES THE TOWN TO IDENTIFY THE CAUSE OF THE ACTURE TOXICITY OF THE DISCHARGE AND TO DEVELOP AND IMPLEMENT A WET COMPLIANCE PLAN TO ENSURE PERMIT COMPLIANCE.