DEFENDANT DISCHARGED HAZARDOUS SUBSTANCES INTO THE GRASSE RIVER (MASSENA, NY) FROM ITS MASSENA, NY FACILITY. EPA ISSUED AN ADMINISTRATIVE ORDER IN 1989 THAT REQUIRES THE COMPANY TO INVESTIGATE THE GRASSE RIVER CONTAMINATION. ON MAY 24, 1995, EPA ISSUED AN AMENDMENT TO THE ADMINISTRATIVE ORDER REQUIRING THE DEFENDANT TO PERFORM A NON-TIME CRITICAL REMOVAL ACTION TO DREDGE CONTAMINATED SEDIMENTS FROM THE GRASSE RIVER. EPA IS PERFORMING OVERSIGHT OF WORK UNDER THE ORDERS. DEFENDANT PREVIOUSLY REIMBURSED EPA FOR OTHER RESPONSE COSTS UNDER AN ADMINISTRATIVE SETTLEMENT.