| 10TH STREET SITE (PLATTE County, NE) |
| 57TH AND NORTH BROADWAY STREETS SITE (SEDGWICK County, KS) |
| A.I.W. FRANK/MID-COUNTY MUSTANG (CHESTER County, PA) |
| ABC ONE HOUR CLEANERS (ONSLOW County, NC) |
| ADAMS COUNTY QUINCY LANDFILLS 2&3 (ADAMS County, IL) |
| ADVANCED MICRO DEVICES, INC. (SANTA CLARA County, CA) |
| AEROJET GENERAL CORP. (SACRAMENTO County, CA) |
| ALARIC INCORPORATED (HILLSBOROUGH County, FL) |
| AMERICAN THERMOSTAT CO. (GREENE County, NY) |
| ANDERSEN AIR FORCE BASE (GUAM County, GU) |
| APPLIED MATERIALS (SANTA CLARA County, CA) |
| ATLAS TACK CORP. (BRISTOL County, MA) |
| AVENUE E GROUND WATER CONTAMINATION (GRAND TRAVERSE County, MI) |
| BEEDE WASTE OIL (ROCKINGHAM County, NH) |
| BELOIT CORP. (WINNEBAGO County, IL) |
| BERKS SAND PIT (BERKS County, PA) |
| BIG D CAMPGROUND (ASHTABULA County, OH) |
| BOG CREEK FARM (MONMOUTH County, NJ) |
| BOUNTIFUL/WOODS CROSS 5TH S. PCE PLUME (DAVIS County, UT) |
| BREWSTER WELL FIELD (PUTNAM County, NY) |
| BURGESS BROTHERS LANDFILL (BENNINGTON County, VT) |
| CALLOWAY & SON DRUM SERVICE (POLK County, FL) |
| CAM-OR INC (LA PORTE County, IN) |
| CAPITOL CITY PLUME (MONTGOMERY County, AL) |
| CENTRAL LANDFILL (PROVIDENCE County, RI) |
| CHEMSOL, INC. (MIDDLESEX County, NJ) |
| CIBA-GEIGY CORP. (OCEAN County, NJ) |
| CIDRA GROUND WATER CONTAMINATION (CIDRA County, PR) |
| CLAREMONT POLYCHEMICAL (NASSAU County, NY) |
| CLEBURN STREET WELL (HALL County, NE) |
| COMBE FILL SOUTH LANDFILL (MORRIS County, NJ) |
| COMMENCEMENT BAY, SOUTH TACOMA CHANNEL (PIERCE County, WA) |
| CONRAIL RAIL YARD (ELKHART) (ELKHART County, IN) |
| CROWN CLEANERS OF WATERTOWN INC. (JEFFERSON County, NY) |
| CROYDON TCE (BUCKS County, PA) |
| CRYOCHEM, INC. (BERKS County, PA) |
| DAVIS PARK ROAD TCE (GASTON County, NC) |
| DEFENSE GENERAL SUPPLY CENTER (DLA) (CHESTERFIELD County, VA) |
| DELAVAN MUNICIPAL WELL #4 (WALWORTH County, WI) |
| DELTA QUARRIES & DISP./STOTLER LANDFILL (BLAIR County, PA) |
| DOVER CHEMICAL CORP. (TUSCARAWAS County, OH) |
| DOVER MUNICIPAL WELL 4 (MORRIS County, NJ) |
| DUBLIN TCE SITE (BUCKS County, PA) |
| DURHAM MEADOWS (MIDDLESEX County, CT) |
| E.I. DUPONT DE NEMOURS SITE (NEWPORT LANDFILL) (NEW CASTLE County, DE) |
| EDWARDS AIR FORCE BASE (KERN County, CA) |
| EL TORO MARINE CORPS AIR STATION (ORANGE County, CA) |
| ELMORE WASTE DISPOSAL (SPARTANBURG County, SC) |
| EVERGREEN MANOR GROUND WATER CONTAMINATION PLUME (WINNEBAGO County, IL) |
| FAIR LAWN WELL FIELD (BERGEN County, NJ) |
| FEDERAL AVIATION ADMIN. TECH. CENTER (ATLANTIC County, NJ) |
| FIBERS PUBLIC SUPPLY WELLS (GUAYAMA County, PR) |
| FISCHER & PORTER CO. (BUCKS County, PA) |
| FMC CORP. (FRIDLEY PLANT) (ANOKA County, MN) |
| FORT ORD (MONTEREY County, CA) |
| FRESNO MUNICIPAL SANITARY LANDFILL (FRESNO County, CA) |
| FRUIT AVENUE PLUME (BERNALILLO County, NM) |
| FULTON AVENUE (NASSAU County, NY) |
| GALLUP'S QUARRY (WINDHAM County, CT) |
| GARDEN STATE CLEANERS CO. (ATLANTIC County, NJ) |
| GRAND TRAVERSE OVERALL SUPPLY CO. (LEELANAU County, MI) |
| GRANTS CHLORINATED SOLVENTS PLUME (CIBOLA County, NM) |
| GREENACRES LANDFILL (SPOKANE County, WA) |
| GRIGGS & WALNUT GROUND WATER PLUME (DONA ANA County, NM) |
| GROVELAND WELLS (ESSEX County, MA) |
| HAMILTON/LABREE ROADS GW CONTAMINATION (LEWIS County, WA) |
| HANLIN-ALLIED-OLIN (MARSHALL County, WV) |
| HANSCOM FIELD/HANSCOM AIR FORCE BASE (MIDDLESEX County, MA) |
| HARVEY & KNOTT DRUM, INC. (NEW CASTLE County, DE) |
| HASSAYAMPA LANDFILL (MARICOPA County, AZ) |
| HAVILAND COMPLEX (DUTCHESS County, NY) |
| HELLERTOWN MANUFACTURING CO. (NORTHAMPTON County, PA) |
| HENDERSON ROAD (MONTGOMERY County, PA) |
| ICELAND COIN LAUNDRY AREA GW PLUME (CUMBERLAND County, NJ) |
| INTERMOUNTAIN WASTE OIL REFINERY (DAVIS County, UT) |
| INTERSTATE POLLUTION CONTROL, INC (WINNEBAGO County, IL) |
| ISLIP MUNICIPAL SANITARY LANDFILL (SUFFOLK County, NY) |
| JACKSON STEEL (NASSAU County, NY) |
| JACKSONVILLE NAVAL AIR STATION (DUVAL County, FL) |
| JET PROPULSION LABORATORY (NASA) (LOS ANGELES County, CA) |
| JONES CHEMICALS, INC. (LIVINGSTON County, NY) |
| JONES ROAD GROUND WATER PLUME (HARRIS County, TX) |
| K&L AVENUE LANDFILL (KALAMAZOO County, MI) |
| KEEFE ENVIRONMENTAL SERVICES (ROCKINGHAM County, NH) |
| KEYSTONE SANITATION LANDFILL (ADAMS County, PA) |
| KIMBERTON SITE (CHESTER County, PA) |
| KURT MANUFACTURING CO. (ANOKA County, MN) |
| LAKE SANDY JO (M&M LANDFILL) (LAKE County, IN) |
| LAKEWOOD SITE (PIERCE County, WA) |
| LAMMERS BARREL FACTORY (GREENE County, OH) |
| LAWRENCE AVIATION INDUSTRIES INC (SUFFOLK County, NY) |
| LAWRENCE LIVERMORE LAB SITE 300 (USDOE) (ALAMEDA County, CA) |
| LAWRENCE LIVERMORE LABORATORY (USDOE) (ALAMEDA County, CA) |
| LEE ACRES LANDFILL (USDOI) (SAN JUAN County, NM) |
| LIGHTMAN DRUM COMPANY (CAMDEN County, NJ) |
| LIMESTONE ROAD (ALLEGANY County, MD) |
| LIQUID DISPOSAL, INC. (MACOMB County, MI) |
| LOCKWOOD SOLVENT GROUND WATER PLUME (YELLOWSTONE County, MT) |
| LONG PRAIRIE GROUND WATER CONTAMINATION (TODD County, MN) |
| LORENTZ BARREL & DRUM CO. (SANTA CLARA County, CA) |
| MALVERN TCE (CHESTER County, PA) |
| MARCH AIR FORCE BASE (RIVERSIDE County, CA) |
| MATTIACE PETROCHEMICAL CO., INC. (NASSAU County, NY) |
| MCGAFFEY AND MAIN GROUNDWATER PLUME (CHAVES County, NM) |
| MODESTO GROUND WATER CONTAMINATION (STANISLAUS County, CA) |
| MOFFETT NAVAL AIR STATION (SANTA CLARA County, CA) |
| MONOLITHIC MEMORIES (SANTA CLARA County, CA) |
| MONTGOMERY TOWNSHIP HOUSING DEVELOPMENT (SOMERSET County, NJ) |
| MYSTERY BRIDGE RD/U.S. HIGHWAY 20 (NATRONA County, WY) |
| NATICK LABORATORY ARMY RESEARCH, DEVELOPMENT, AND ENGINEERING CENTER, MASSA (MIDDLESEX County, MA) |
| NAVAL WEAPONS INDUSTRIAL RESERVE PLANT (MIDDLESEX County, MA) |
| NAVY SHIPS PARTS CONTROL CENTER (CUMBERLAND County, PA) |
| NEWMARK GROUND WATER CONTAMINATION (SAN BERNARDINO County, CA) |
| NORTH BELMONT PCE (GASTON County, NC) |
| NORTH PENN - AREA 1 (MONTGOMERY County, PA) |
| NORTH PENN - AREA 5 (MONTGOMERY County, PA) |
| NORTH PENN - AREA 6 (MONTGOMERY County, PA) |
| NORTH PENN - AREA 7 (MONTGOMERY County, PA) |
| NORTH RAILROAD AVENUE PLUME (RIO ARRIBA County, NM) |
| NORTHSIDE LANDFILL (SPOKANE County, WA) |
| NORTHWEST PIPE & CASING/HALL PROCESS CO (CLACKAMAS County, OR) |
| NOVAK SANITARY LANDFILL (LEHIGH County, PA) |
| NUCLEAR METALS, INC. (MIDDLESEX County, MA) |
| OAK GROVE VILLAGE WELL (FRANKLIN County, MO) |
| OGALLALA GROUND WATER CONTAMINATION (KEITH County, NE) |
| OLD CITY OF YORK LANDFILL (YORK County, PA) |
| OLD ROOSEVELT FIELD CONTAMINATED GW AREA (NASSAU County, NY) |
| OLD SOUTHINGTON LANDFILL (HARTFORD County, CT) |
| OLD WILMINGTON ROAD GROUND WATER CONTAMINATION (CHESTER County, PA) |
| OLEAN WELL FIELD (CATTARAUGUS County, NY) |
| OMEGA CHEMICAL CORPORATION (LOS ANGELES County, CA) |
| OPERATING INDUSTRIES, INC., LANDFILL (LOS ANGELES County, CA) |
| ORDNANCE PRODUCTS, INC. (CECIL County, MD) |
| OTIS AIR NATIONAL GUARD (USAF) (BARNSTABLE County, MA) |
| PALERMO WELL FIELD GROUND WATER CONTAMINATION (THURSTON County, WA) |
| PARKER SANITARY LANDFILL (CALEDONIA County, VT) |
| PASCO SANITARY LANDFILL (FRANKLIN County, WA) |
| PASLEY SOLVENTS & CHEMICALS, INC. (NASSAU County, NY) |
| PENINSULA BOULEVARD GROUND WATER PLUME (NASSAU County, NY) |
| PETERSON/PURITAN, INC. (PROVIDENCE County, RI) |
| POOLS PRAIRIE (NEWTON County, MO) |
| PORT WASHINGTON LANDFILL (NASSAU County, NY) |
| RAILROAD AVENUE GROUNDWATER CONTAMINATION SITE (POLK County, IA) |
| RAM LEATHER CARE SITE (MECKLENBURG County, NC) |
| RAVENSWOOD PCE GROUND WATER PLUME (JACKSON County, WV) |
| REFUSE HIDEAWAY LANDFILL (DANE County, WI) |
| RIVERFRONT (FRANKLIN County, MO) |
| ROCKAWAY BOROUGH WELL FIELD (MORRIS County, NJ) |
| ROCKY HILL MUNICIPAL WELL (SOMERSET County, NJ) |
| RODALE MANUFACTURING CO., INC. (LEHIGH County, PA) |
| ROSE HILL REGIONAL LANDFILL (WASHINGTON County, RI) |
| ROSE TOWNSHIP DUMP (OAKLAND County, MI) |
| ROSEN BROTHERS SCRAP YARD/DUMP (CORTLAND County, NY) |
| ROWE INDUSTRIES GROUND WATER CONTAMINATION (SUFFOLK County, NY) |
| SACO MUNICIPAL LANDFILL (YORK County, ME) |
| SAN FERNANDO VALLEY (AREA 1) (LOS ANGELES County, CA) |
| SAN FERNANDO VALLEY (AREA 2) (LOS ANGELES County, CA) |
| SAN FERNANDO VALLEY (AREA 3) (LOS ANGELES County, CA) |
| SAN FERNANDO VALLEY (AREA 4) (LOS ANGELES County, CA) |
| SAN GABRIEL VALLEY (AREA 1) (LOS ANGELES County, CA) |
| SAN GABRIEL VALLEY (AREA 2) (LOS ANGELES County, CA) |
| SAN GABRIEL VALLEY (AREA 4) (LOS ANGELES County, CA) |
| SAVANNAH RIVER SITE (USDOE) (AIKEN County, SC) |
| SHENANDOAH ROAD GROUNDWATER CONTAMINATION (DUTCHESS County, NY) |
| SHERWOOD MEDICAL CO. (MADISON County, NE) |
| SHPACK LANDFILL (BRISTOL County, MA) |
| SHURON INC (BARNWELL County, SC) |
| SMITHTOWN GROUND WATER CONTAMINATION (SUFFOLK County, NY) |
| SOL LYNN/INDUSTRIAL TRANSFORMERS (HARRIS County, TX) |
| SOLITRON MICROWAVE (MARTIN County, FL) |
| SOUTH MUNICIPAL WATER SUPPLY WELL (HILLSBOROUGH County, NH) |
| SOUTHEAST ROCKFORD GROUND WATER CONTAMINATION (WINNEBAGO County, IL) |
| SOUTHERN SOLVENTS, INC. (HILLSBOROUGH County, FL) |
| SPARTA LANDFILL (KENT County, MI) |
| SPARTAN CHEMICAL CO. (KENT County, MI) |
| SPECTRA-PHYSICS, INC. (SANTA CLARA County, CA) |
| SPECTRON, INC. (CECIL County, MD) |
| SPRINGFIELD TOWNSHIP DUMP (OAKLAND County, MI) |
| STAMINA MILLS, INC. (PROVIDENCE County, RI) |
| STANTON CLEANERS AREA GROUND WATER CONT. (NASSAU County, NY) |
| STOUGHTON CITY LANDFILL (DANE County, WI) |
| STURGIS MUNICIPAL WELLS (ST. JOSEPH County, MI) |
| SYOSSET LANDFILL (NASSAU County, NY) |
| TELEDYNE SEMICONDUCTOR (SANTA CLARA County, CA) |
| THERMO-CHEM, INC. (MUSKEGON County, MI) |
| TIBBETTS ROAD (STRAFFORD County, NH) |
| TINKER AIR FORCE(SOLDIER CR/BLDG 300) (OKLAHOMA County, OK) |
| TOBYHANNA ARMY DEPOT (MONROE County, PA) |
| TRACY DEFENSE DEPOT (USARMY) (SAN JOAQUIN County, CA) |
| TRI-CITY DISPOSAL CO. (BULLITT County, KY) |
| TRI-COUNTY PUBLIC AIRPORT (MORRIS County, KS) |
| TRW MICROWAVE, INC (BUILDING 825) (SANTA CLARA County, CA) |
| TUTU WELLFIELD (ST. THOMAS County, VI) |
| VALLEY PARK TCE (ST. LOUIS County, MO) |
| VANCOUVER WATER STATION #1 CONTAMINATION (CLARK County, WA) |
| VANCOUVER WATER STATION #4 CONTAMINATION (CLARK County, WA) |
| VEGA ALTA PUBLIC SUPPLY WELLS (VEGA ALTA County, PR) |
| VERONA WELL FIELD (CALHOUN County, MI) |
| VIENNA TETRACHLOROETHENE (WOOD County, WV) |
| WAITE PARK WELLS (STEARNS County, MN) |
| WALDICK AEROSPACE DEVICES, INC. (MONMOUTH County, NJ) |
| WASATCH CHEMICAL CO. (LOT 6) (SALT LAKE County, UT) |
| WASH KING LAUNDRY (LAKE County, MI) |
| WATKINS-JOHNSON CO. (STEWART DIVISION) (SANTA CRUZ County, CA) |
| WATSON JOHNSON LANDFILL (BUCKS County, PA) |
| WAUSAU GROUND WATER CONTAMINATION (MARATHON County, WI) |
| WEST KINGSTON TOWN DUMP/URI DISPOSAL (WASHINGTON County, RI) |
| WEST SITE/HOWS CORNERS (PENOBSCOT County, ME) |
| WHITE SWAN LAUNDRY AND CLEANER INC. (MONMOUTH County, NJ) |
| WHITMOYER LABORATORIES (LEBANON County, PA) |
| WILLIAMS PROPERTY (CAPE MAY County, NJ) |
| WILLOW GROVE NAVAL AIR & AIR RES. STN. (MONTGOMERY County, PA) |
| WOODLAND ROUTE 72 DUMP (BURLINGTON County, NJ) |
| WRIGHT GROUND WATER CONTAMINATION (FORD County, KS) |
| YORK COUNTY SOLID WASTE/REFUSE LANDFILL (YORK County, PA) |
