| ABERDEEN PROVING GROUND (EDGEWOOD AREA) (HARFORD County, MD) |
| ALABAMA PLATING CO INC (SHELBY County, AL) |
| ALGOMA MUNICIPAL LANDFILL (KEWAUNEE County, WI) |
| AMERICAN ANODCO, INC. (IONIA County, MI) |
| ANACONDA CO. SMELTER (DEER LODGE County, MT) |
| APACHE POWDER CO. (COCHISE County, AZ) |
| ARMOUR ROAD (CLAY County, MO) |
| ARROWHEAD ASSOCIATES/SCOVILL CORP. (WESTMORELAND County, VA) |
| ARROWHEAD REFINERY CO. (ST. LOUIS County, MN) |
| AVTEX FIBERS, INC. (WARREN County, VA) |
| BEEDE WASTE OIL (ROCKINGHAM County, NH) |
| BENNINGTON MUNICIPAL SANITARY LANDFILL (BENNINGTON County, VT) |
| BLACKBURN & UNION PRIVILEGES (NORFOLK County, MA) |
| BUNKER HILL MINING & METALLURGICAL (SHOSHONE County, ID) |
| BURLINGTON NORTHERN LIVINGSTON COMPLEX (PARK County, MT) |
| BURNT FLY BOG (MONMOUTH County, NJ) |
| C & D RECYCLING (LUZERNE County, PA) |
| CAPE FEAR WOOD PRESERVING (CUMBERLAND County, NC) |
| CHARLES-GEORGE RECLAMATION LANDFILL (MIDDLESEX County, MA) |
| CHERRY POINT MARINE CORPS AIR STATION (CRAVEN County, NC) |
| CIBA-GEIGY CORP. (OCEAN County, NJ) |
| COAST WOOD PRESERVING (MENDOCINO County, CA) |
| CONSERVATION CHEMICAL CO. (JACKSON County, MO) |
| CONTINENTAL STEEL CORP. (HOWARD County, IN) |
| CORTESE LANDFILL (SULLIVAN County, NY) |
| CRATER RESOURCES/KEYSTONE COKE/ALAN WOOD (MONTGOMERY County, PA) |
| CRYSTAL CHEMICAL CO. (HARRIS County, TX) |
| CULPEPER WOOD PRESERVERS, INC. (CULPEPER County, VA) |
| DAVIE LANDFILL (BROWARD County, FL) |
| DIAMOND SHAMROCK CORP. LANDFILL (POLK County, GA) |
| EAST HELENA SITE (LEWIS AND CLARK County, MT) |
| EASTERN MICHAUD FLATS CONTAMINATION (BANNOCK County, ID) |
| EDWARDS AIR FORCE BASE (KERN County, CA) |
| ELLSWORTH AIR FORCE BASE (MEADE County, SD) |
| ESCAMBIA WOOD - PENSACOLA (ESCAMBIA County, FL) |
| EWAN PROPERTY (BURLINGTON County, NJ) |
| FEED MATERIALS PRODUCTION CENTER (USDOE) (HAMILTON County, OH) |
| FIRST PIEDMONT ROCK QUARRY (ROUTE 719) (PITTSYLVANIA County, VA) |
| FMC CORP. (DUBLIN ROAD LANDFILL) (ORLEANS County, NY) |
| FOOTE MINERAL CO. (CHESTER County, PA) |
| FOREST GLEN MOBILE HOME SUBDIVISION (NIAGARA County, NY) |
| FORT WAYNE REDUCTION DUMP (ALLEN County, IN) |
| GRANTS CHLORINATED SOLVENTS PLUME (CIBOLA County, NM) |
| GREEN RIVER DISPOSAL, INC. (DAVIESS County, KY) |
| GREENWOOD CHEMICAL CO. (ALBEMARLE County, VA) |
| H.O.D. LANDFILL (LAKE County, IL) |
| HALBY CHEMICAL CO. (NEW CASTLE County, DE) |
| HATHEWAY & PATTERSON (BRISTOL County, MA) |
| HECHIMOVICH SANITARY LANDFILL (DODGE County, WI) |
| HELENA CHEMICAL CO. (TAMPA PLANT) (HILLSBOROUGH County, FL) |
| HELENA CHEMICAL CO. LANDFILL (ALLENDALE County, SC) |
| HILL AIR FORCE BASE (DAVIS County, UT) |
| HIMCO DUMP (ELKHART County, IN) |
| IMPERIAL OIL CO.,INC./CHAMPION CHEMICALS (MONMOUTH County, NJ) |
| INDUSTRIAL WASTE CONTROL (SEBASTIAN County, AR) |
| J.H. BAXTER & CO. (SISKIYOU County, CA) |
| JFD ELECTRONICS/CHANNEL MASTER (GRANVILLE County, NC) |
| JOLIET ARMY AMMUNITION PLANT (LAP AREA) (WILL County, IL) |
| JOLIET ARMY AMMUNITION PLANT (MFG AREA) (WILL County, IL) |
| JOSLYN MANUFACTURING & SUPPLY CO. (HENNEPIN County, MN) |
| KENNECOTT (SOUTH ZONE) (SALT LAKE County, UT) |
| KERR-MCGEE CHEMICAL CORP.(SODA SPRINGS) (CARIBOU County, ID) |
| KING OF PRUSSIA (CAMDEN County, NJ) |
| KOPPERS CO., INC. (OROVILLE PLANT) (BUTTE County, CA) |
| L.A. CLARKE & SON (SPOTSYLVANIA County, VA) |
| LAKELAND DISPOSAL SERVICE, INC. (KOSCIUSKO County, IN) |
| LEMBERGER LANDFILL, INC. (MANITOWOC County, WI) |
| LINEMASTER SWITCH CORP. (WINDHAM County, CT) |
| LIPARI LANDFILL (GLOUCESTER County, NJ) |
| LONGHORN ARMY AMMUNITION PLANT (HARRISON County, TX) |
| MACGILLIS & GIBBS/BELL LUMBER & POLE CO. (RAMSEY County, MN) |
| MALONE SERVICE CO - SWAN LAKE PLANT (GALVESTON County, TX) |
| MCCOLL (ORANGE County, CA) |
| MCCORMICK & BAXTER CREOSOTING CO. (SAN JOAQUIN County, CA) |
| MICA LANDFILL (SPOKANE County, WA) |
| MICHIGAN DISPOSAL (CORK STREET LANDFILL) (KALAMAZOO County, MI) |
| MID-AMERICA TANNING CO. (WOODBURY County, IA) |
| MID-SOUTH WOOD PRODUCTS (POLK County, AR) |
| MIDVALE SLAG (SALT LAKE County, UT) |
| MIDWAY LANDFILL (KING County, WA) |
| MIG/DEWANE LANDFILL (BOONE County, IL) |
| MILLTOWN RESERVOIR SEDIMENTS (MISSOULA County, MT) |
| MOHAWK TANNERY (HILLSBOROUGH County, NH) |
| MONROE AUTO EQUIPMENT (PARAGOULD PIT) (GREENE County, AR) |
| MONSANTO CHEMICAL CO. (SODA SPRINGS) (CARIBOU County, ID) |
| NATIONAL SOUTHWIRE ALUMINUM CO. (HANCOCK County, KY) |
| NATIONAL STARCH & CHEMICAL CORP. (ROWAN County, NC) |
| NAVY SHIPS PARTS CONTROL CENTER (CUMBERLAND County, PA) |
| NEW HAMPSHIRE PLATING CO. (HILLSBOROUGH County, NH) |
| NEW HANOVER CNTY AIRPORT BURN PIT (NEW HANOVER County, NC) |
| NL INDUSTRIES (SALEM County, NJ) |
| NORTH SEA MUNICIPAL LANDFILL (SUFFOLK County, NY) |
| OAKDALE DUMP (WASHINGTON County, MN) |
| OKLAHOMA REFINING CO. (CADDO County, OK) |
| OLD CITY OF YORK LANDFILL (YORK County, PA) |
| OMEGA CHEMICAL CORPORATION (LOS ANGELES County, CA) |
| ORDNANCE WORKS DISPOSAL AREAS (MONONGALIA County, WV) |
| PACIFIC CAR & FOUNDRY CO. (KING County, WA) |
| PACKAGING CORP. OF AMERICA (MANISTEE County, MI) |
| PAGEL'S PIT (WINNEBAGO County, IL) |
| PARSONS CASKET HARDWARE CO. (BOONE County, IL) |
| PEARL HARBOR NAVAL COMPLEX (HONOLULU County, HI) |
| PERHAM ARSENIC SITE (OTTER TAIL County, MN) |
| PICKETTVILLE ROAD LANDFILL (DUVAL County, FL) |
| PJP LANDFILL (HUDSON County, NJ) |
| PORTLAND CEMENT (KILN DUST 2 & 3) (SALT LAKE County, UT) |
| POTTER'S SEPTIC TANK SERVICE PITS (BRUNSWICK County, NC) |
| PRICE LANDFILL (ATLANTIC County, NJ) |
| R & H OIL/TROPICANA (BEXAR County, TX) |
| REDSTONE ARSENAL (USARMY/NASA) (MADISON County, AL) |
| RENTOKIL, INC. (VA WOOD PRESERVING DIV) (HENRICO County, VA) |
| REYNOLDS METALS COMPANY (MULTNOMAH County, OR) |
| RICKENBACKER AIR NATIONAL GUARD (USAF) (FRANKLIN County, OH) |
| ROCK HILL CHEMICAL CO. (YORK County, SC) |
| ROCKWELL INTERNATIONAL CORP. (ALLEGAN) (ALLEGAN County, MI) |
| RYELAND ROAD ARSENIC (BERKS County, PA) |
| SAUK COUNTY LANDFILL (SAUK County, WI) |
| SAUNDERS SUPPLY CO. (SUFFOLK (CITY) County, VA) |
| SEATTLE MUNICIPAL LANDFILL (KENT HGHLANDS) (KING County, WA) |
| SELMA TREATING CO. (FRESNO County, CA) |
| SHARON STEEL CORP. (MIDVALE TAILINGS) (SALT LAKE County, UT) |
| SILVER BOW CREEK/BUTTE AREA (SILVER BOW County, MT) |
| SOUTH MACOMB DISPOSAL (LANDFILLS 9 & 9A) (MACOMB County, MI) |
| ST. LOUIS RIVER SITE (ST. LOUIS County, MN) |
| ST. REGIS PAPER CO. (CASS County, MN) |
| STAUFFER CHEMICAL CO. (COLD CREEK PLANT) (MOBILE County, AL) |
| STAUFFER CHEMICAL CO. (TARPON SPRINGS) (PINELLAS County, FL) |
| SULPHUR BANK MERCURY MINE (LAKE County, CA) |
| SUTTON BROOK DISPOSAL AREA (MIDDLESEX County, MA) |
| SYDNEY MINE SLUDGE PONDS (HILLSBOROUGH County, FL) |
| SYOSSET LANDFILL (NASSAU County, NY) |
| TOOELE ARMY DEPOT (NORTH AREA) (TOOELE County, UT) |
| TRACY DEFENSE DEPOT (USARMY) (SAN JOAQUIN County, CA) |
| TRI-CITY DISPOSAL CO. (BULLITT County, KY) |
| TRI-COUNTY LANDFILL/WASTE MGMT ILLINOIS (KANE County, IL) |
| TYBOUTS CORNER LANDFILL (NEW CASTLE County, DE) |
| UNION PACIFIC RAILROAD TIE TREATMENT (WASCO County, OR) |
| UNITED NUCLEAR CORP. (MCKINLEY County, NM) |
| VALLEY WOOD PRESERVING, INC. (STANISLAUS County, CA) |
| VENTRON/VELSICOL (BERGEN County, NJ) |
| WESTERN PROCESSING CO., INC. (KING County, WA) |
| WHEELER PIT (ROCK County, WI) |
| WHITING FIELD NAVAL AIR STATION (SANTA ROSA County, FL) |
| WHITMOYER LABORATORIES (LEBANON County, PA) |
| WOOLFOLK CHEMICAL WORKS, INC. (PEACH County, GA) |
| WRIGHT GROUND WATER CONTAMINATION (FORD County, KS) |
| WRIGLEY CHARCOAL PLANT (HICKMAN County, TN) |
| ZELLWOOD GROUND WATER CONTAMINATION (ORANGE County, FL) |
