IMPACT: ON SEPTEMBER 30, 1985 REGION V ENTERED INTO AN AGREEMENT WITH U.S. AVIEX FOR THE VOLUNTARY PRIVATE PARTY CLEANUP OF THE N/L/TARACORP/GOLDEN SITE IN ST. LOUIS PARK, MINNESOTA. THE AGREEMENT IS CONTINGENT UPON APPROVAL BY THE MPCA CITIZEN'S REVIEW BOARD AND WILL FOLLOW A 21-DAY PUBLIC COMMENT PERIOD BY THE U.S. EPA. BACKGROUND: N/L OPERATED A SECONDARY LEAD SMELTER ON THE SITE FROM 1940 TO 1979. SMELTING OPERATIONS RESULTED IN VARIOUS ROUTES OF EXPOSURE TO THE ENVIRONMENT OF LEAD. LEAD PLATES, BATTERY FRAGMENTS AND CONTAINERS OF LEAD WERE STORED IN AND AROUND THE SMELTING FACILITY CAUSING HIGH LEVELS OF LEAD PARTICULATES AND OXIDES IN THE ATMOSPHERE AND CONCENTRATIONS OF LEAD AND ARSENIC WERE FOUND TO BE ABOVE DRINKING WATER STANDARDS FOR GROUND WATER SAMPLES TAKEN. THE AGREEMENT SETS A SCHEDULE FOR N/L TO CONDUCT INVESTIGATIONS AND TO DESIGN AND CARRY OUT MEASURES FOR CLEANING UP THE CONTAMINATION.