| Construction Underway: |
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| 10TH STREET SITE | PLATTE County, NE |
| ABERDEEN PROVING GROUND (EDGEWOOD AREA) | HARFORD County, MD |
| ABEX CORP. | PORTSMOUTH (CITY) County, VA |
| ADAK NAVAL AIR STATION | ALEUTIANS WEST County, AK |
| AIR FORCE PLANT #4 (GENERAL DYNAMICS) | TARRANT County, TX |
| AIRCRAFT COMPONENTS (D & L SALES) | BERRIEN County, MI |
| ALABAMA ARMY AMMUNITION PLANT | TALLADEGA County, AL |
| ALLEGANY BALLISTICS LABORATORY (USNAVY) | MINERAL County, WV |
| ALLIED CHEMICAL & IRONTON COKE | LAWRENCE County, OH |
| ALLIED PAPER/PORTAGE CK/KALAMAZOO RIVER | KALAMAZOO County, MI |
| AMERICAN CHEMICAL SERVICE, INC. | LAKE County, IN |
| AMERICAN CREOSOTE WORKS (PENSACOLA PLANT) | ESCAMBIA County, FL |
| AMERICAN CYANAMID CO. | SOMERSET County, NJ |
| AMOCO CHEMICALS (JOLIET LANDFILL) | WILL County, IL |
| ANACONDA CO. SMELTER | DEER LODGE County, MT |
| ANDERSEN AIR FORCE BASE | GUAM County, GU |
| ANNISTON ARMY DEPOT (SE INDUSTRIAL AREA) | CALHOUN County, AL |
| ANODYNE, INC. | MIAMI-DADE County, FL |
| APACHE POWDER CO. | COCHISE County, AZ |
| ASARCO, INC. (GLOBE PLANT) | ADAMS County, CO |
| AVTEX FIBERS, INC. | WARREN County, VA |
| BARSTOW MARINE CORPS LOGISTICS BASE | SAN BERNARDINO County, CA |
| BASIN MINING AREA | JEFFERSON County, MT |
| BAYTOWN TOWNSHIP GROUND WATER PLUME | WASHINGTON County, MN |
| BOFORS NOBEL, INC. | MUSKEGON County, MI |
| BOOMSNUB/AIRCO | CLARK County, WA |
| BRIDGEPORT RENTAL & OIL SERVICES | GLOUCESTER County, NJ |
| BRIO REFINING, INC. | HARRIS County, TX |
| BROOK INDUSTRIAL PARK | SOMERSET County, NJ |
| BROOKHAVEN NATIONAL LABORATORY (USDOE) | SUFFOLK County, NY |
| BROWN & BRYANT, INC.(ARVIN PLANT) | KERN County, CA |
| BUNKER HILL MINING & METALLURGICAL | SHOSHONE County, ID |
| BURNT FLY BOG | MONMOUTH County, NJ |
| CABOT/KOPPERS | ALACHUA County, FL |
| CALDWELL TRUCKING CO. | ESSEX County, NJ |
| CALIFORNIA GULCH | LAKE County, CO |
| CAMP LEJEUNE MILITARY RES. (USNAVY) | ONSLOW County, NC |
| CAMP PENDLETON MARINE CORPS BASE | SAN DIEGO County, CA |
| CAROLINA TRANSFORMER CO. | CUMBERLAND County, NC |
| CARSON RIVER MERCURY SITE | LYON County, NV |
| CASTLE AIR FORCE BASE | MERCED County, CA |
| CECIL FIELD NAVAL AIR STATION | DUVAL County, FL |
| CENTRAL CITY-CLEAR CREEK | CLEAR CREEK County, CO |
| CENTRAL LANDFILL | PROVIDENCE County, RI |
| CENTRE COUNTY KEPONE | CENTRE County, PA |
| CHEMICAL INSECTICIDE CORP. | MIDDLESEX County, NJ |
| CHEMICAL LEAMAN TANK LINES, INC. | GLOUCESTER County, NJ |
| CHEMSOL, INC. | MIDDLESEX County, NJ |
| CHEROKEE COUNTY | CHEROKEE County, KS |
| CHERRY POINT MARINE CORPS AIR STATION | CRAVEN County, NC | | |
| See full list of sites
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