RESPONDENT HAS VIOLATED THE CWA AND ITS INDUSTRIAL PRETREAT- MENT PROGRAM (IPP) IMPLEMENTATIONS BY NOT ISSUING ADEQUATE CONTROL MECHANISMS TO ALL EFFECTED INDUSTRIAL USERS (IUS). RESPONDENT ALSO HAS VIOLATED THE IPP REQUIREMENTS BY FAIL- ING TO NOTIFY IUS OF VIOLATIONS DETECTED DURING POTW MONITORING ISNPECTIONS AND BY FAILING TO SAMPLE ALL REGULATED PARAMETERS DURING POTW SAMPLING INSPECTIONS. * FACILITY ADDR: 290 RIVER RD PRINCETON, NJ 08540 * OWNERSHIP: MUNICIPAL