BRIEF SYNOPSIS OF THE CASE CHRYSLER CORPORATION OWNS AND OPERATES A NUMBER OF LARGE INDUSTRIAL FACILITIES WHICH ARE SUBJECT TO THE CATE- GORICAL PRETRETMENT STANDARDS FOR ELECTROPLATING, BECAUSE THEY CONTAIN ELECTROPLATING OPERATIONS AND DISCHARGE WASTE- WATER TO PUBLICLY OWNED TREATMENT WORKS (POTW'S). ONE OF THESE PLANTS IS THE JEFFERSON AVENUE ASSEMBLY PLANT, WHICH IS USED FOR THE ASSEMBLY OF AUTOMOBILES FROM PARTS MANU- FACTURED ELSEWHERE. THE JEFFERSONAVENUE PLANT IS DESIGNED TO PRODUCE 68 AUTOMOBILES PER HOUR, AND EMPLOYS APPROXIMATE- LY 5,000 PEOPLE. CHRYSLER HAS SUBMITTED BASELINE MONITORING REPORTS AND OTHER DOCUMENTS CONCERNING THE JEFFERSON AVENUE ASSEMBLY PLANT WHICH INDICATE THAT THE PLANT IS EXCEEDING THE ELEC- TROPLATING PRETREATMENT STANDARDS FOR NICKEL, ZINC, LEAD, AND TOTAL METALS BY SIGNIFICANT AMOUNTS, AND WILL CONTINUE TO DO SO UNTIL ITS WASTEWATER TREATMENT SYSTEM IS COMPLETED ON JANUARY 1, 1986. REGION V BELIEVES THAT CHRYSLER'S FAIL- URE TO ACHIEVE COMPLIANCE RESULTS FROM ITS FAILURE TO TAKE APPROPRIATE ACTION FOR ALMOST A YEAR AFTER IT BECAME CLEAR THAT THE ELECTROPLATING STANDARDS WOULD APPLY TO ITS FACILI- TIES. COMPLIANCE SCHEDULES SUBMITTED BY CHRYSLER INDICATE THAT IT WILL MISS THE COMPLIANCE DATE BY ALMOST 18 MONTHS. FEDERAL ENFORCEMENT IS APPROPRIATE IN THESE CASES, BE- CAUSE MICHIGAN'S APPROVED PRETREATMENT