| Site Name | State | City | C.D. | County |
| 1 | ATLAS TACK CORP. | MA | Fairhaven | 04 | Bristol |
| 2 | AUBURN ROAD LANDFILL | NH | Londonderry | 01 | Rockingham |
| 3 | BAIRD & MCGUIRE | MA | Holbrook | 09 | Norfolk |
| 4 | BARKHAMSTED-NEW HARTFORD LANDFILL | CT | Barkhamsted | 01 | Litchfield |
| 5 | BEACON HEIGHTS LANDFILL | CT | Beacon Falls | 03 | New Haven |
| 6 | BEEDE WASTE OIL | NH | Plaistow | 01 | Rockingham |
| 7 | BENNINGTON MUNICIPAL SANITARY LANDFILL | VT | Bennington | 01 | Bennington |
| 8 | BFI SANITARY LANDFILL | VT | Rockingham | 01 | Windham |
| 9 | BLACKBURN AND UNION PRIVILEGES | MA | Walpole | 09 | Norfolk |
| 10 | BROAD BROOK MILL | CT | East Windsor | 01 | Hartford |
| 11 | BRUNSWICK NAVAL AIR STATION | ME | Brunswick | 01 | Cumberland, Sagadahoc |
| 12 | BURGESS BROTHERS LANDFILL | VT | Woodford and Bennington | 01 | Bennington |
| 13 | CALLAHAN MINING CORP | ME | Brooksville (Cape Rosier) | 02 | Hancock |
| 14 | CANNON ENGINEERING CORPORATION (BRIDGEWATER) | MA | Bridgewater | 09 | Bristol, Plymouth |
| 15 | CENTRAL LANDFILL | RI | Johnston | 02 | Providence |
| 16 | CENTREDALE MANOR RESTORATION PROJECT | RI | North Providence | 01 | Providence |
| 17 | CHARLES GEORGE RECLAMATION TRUST LANDFILL | MA | Tyngsborough | 05 | Middlesex |
| 18 | CHESHIRE GROUND WATER CONTAMINATION | CT | Cheshire | 05 | New Haven |
| 19 | CHLOR-ALKALI FACILITY | NH | Berlin | 02 | Coos |
| 20 | COAKLEY LANDFILL | NH | Greenland, North Hampton | 01 | Rockingham |
| 21 | COMMERCE STREET PLUME | VT | Williston | 01 | Chittenden |
| 22 | DARLING HILL DUMP | VT | Lyndonville | 01 | Caledonia |
| 23 | DAVIS LIQUID WASTE | RI | Smithfield | 01 | Providence |
| 24 | DAVIS (GSR) LANDFILL | RI | Glocester and Smithfield | 01 | Providence |
| 25 | DAVISVILLE NAVAL CONSTRUCTION BATTALION CENTER | RI | North Kingstown | 02 | Washington |
| 26 | DOVER MUNICIPAL LANDFILL | NH | Dover | 01 | Strafford |
| 27 | DURHAM MEADOWS | CT | Durham | 02 | Middlesex |
| 28 | EASTERN SURPLUS COMPANY | ME | Meddybemps | 02 | Washington |
| 29 | EASTLAND WOOLEN MILL | ME | Corinna | 02 | Penobscot |
| 30 | ELIZABETH MINE | VT | Strafford | 01 | Orange |
| 31 | ELY COPPER MINE | VT | Vershire | 01 | Orange |
| 32 | FLETCHER'S PAINT WORKS & STORAGE | NH | Milford | 02 | Hillsborough |
| 33 | FORT DEVENS | MA | Shirley, Ayer, Lancaster, Harvard | 05 | Middlesex, Worcester |
| 34 | FORT DEVENS-SUDBURY TRAINING ANNEX | MA | Sudbury and Maynard and Hudson and Stow | 05 | Middlesex |
| 35 | GALLUP'S QUARRY | CT | Plainfield | 02 | Windham |
| 36 | GROVELAND WELLS NO. 1 & 2 SITE | MA | Groveland | 06 | Essex |
| 37 | HANSCOM FIELD/HANSCOM AIR FORCE BASE | MA | Bedford, and Concord and Lexington and Lincoln | 06 | Middlesex |
| 38 | HATHEWAY & PATTERSON | MA | Mansfield | 04 | Bristol |
| 39 | HAVERHILL MUNICIPAL LANDFILL | MA | Haverhill | 06 | Essex |
| 40 | HOCOMONCO POND | MA | Westborough | 03 | Worcester |
| 41 | INDUSTRI-PLEX | MA | North Woburn | 07 | Middlesex |
| 42 | IRON HORSE PARK | MA | North Billerica | 05 | Middlesex |
| 43 | KEARSARGE METALLURGICAL CORP. | NH | Conway | 01 | Carroll |
| 44 | KEEFE ENVIRONMENTAL SERVICES | NH | Epping | 01 | Rockingham |
| 45 | KELLOGG-DEERING WELL FIELD | CT | Norwalk | 04 | Fairfield |
| 46 | LANDFILL AND RESOURCE RECOVERY, INC. (L&RR) | RI | North Smithfield | 01 | Providence |
| 47 | LAUREL PARK, INC. | CT | Naugatuck | 03 | New Haven |
| 48 | LEEDS METAL | ME | Leeds | 02 | Androscoggin |
| 49 | LINEMASTER SWITCH CORPORATION | CT | Woodstock | 02 | Windham |
| 50 | LORING AIR FORCE BASE | ME | Limestone | 02 | Aroostook |
| 51 | MATERIALS TECHNOLOGY LABORATORY (USARMY) | MA | Watertown | 07 | Middlesex |
| 52 | MCKIN COMPANY | ME | Gray | 01 | Cumberland |
| 53 | MOHAWK TANNERY | NH | Nashua | 02 | Hillsborough |
| 54 | MOTTOLO PIG FARM | NH | Raymond | 01 | Rockingham |
| 55 | NATICK LABORATORY ARMY RESEARCH, DEVELOPMENT AND ENGINEERING CENTER | MA | Natick | 07 | Middlesex |
| 56 | NAVAL WEAPONS INDUSTRIAL RESERVE PLANT | MA | Bedford | 06 | Middlesex |
| 57 | NEW BEDFORD SITE | MA | NEW BEDFORD and FAIRHAVEN and ACUSHNET and DARTMOUTH | 04 | Bristol |
| 58 | NEW HAMPSHIRE PLATING CO. | NH | Merrimack | 01 | Hillsborough |
| 59 | NEW LONDON SUBMARINE BASE | CT | Groton and Ledyard | 02 | New London |
| 60 | NEWPORT NAVAL EDUCATION/TRAINING CENTER | RI | Newport, Middletown, Portsmouth, and Jamestown | 01 | Newport |
| 61 | NORWOOD PCBS | MA | Norwood | 09 | Norfolk |
| 62 | NUCLEAR METALS | MA | Concord | 05 | Middlesex |
| 63 | NUTMEG VALLEY ROAD | CT | Wolcott | 05 | New Haven |
| 64 | NYANZA CHEMICAL WASTE DUMP | MA | Ashland | 03 | Middlesex |
| 65 | O'CONNOR COMPANY | ME | Augusta | 01 | Kennebec |
| 66 | OLD SOUTHINGTON LANDFILL | CT | Southington | 01 | Hartford |
| 67 | OLD SPRINGFIELD LANDFILL | VT | Springfield | 01 | Windsor |
| 68 | OLIN CHEMICAL | MA | Wilmington | 05 | Middlesex |
| 69 | OTIS AIR NATIONAL GUARD BASE/CAMP EDWARDS | MA | Falmouth and Bourne and Sandwich and Mashpee | 10 | Barnstable |
| 70 | OTTATI & GOSS/KINGSTON STEEL DRUM | NH | Kingston | 01 | Rockingham |
| 71 | PARKER SANITARY LANDFILL | VT | Lyndonville | 01 | Caledonia |
| 72 | PEASE AIR FORCE BASE | NH | Portsmouth, Newington, and Greenland | 01 | Rockingham |
| 73 | PETERSON/PURITAN, INC. | RI | Cumberland and Lincoln | 01 | Providence |
| 74 | PICILLO FARM | RI | Coventry | 02 | Kent |
| 75 | PIKE HILL COPPER MINE | VT | Corinth | 01 | Orange |
| 76 | PINE STREET CANAL | VT | Burlington | 01 | Chittenden |
| 77 | PINETTE'S SALVAGE YARD | ME | Washburn | 02 | Aroostook |
| 78 | PLYMOUTH HARBOR/CANNON ENGINEERING CORP. | MA | Plymouth | 10 | Plymouth |
| 79 | PORTSMOUTH NAVAL SHIPYARD | ME | Kittery | 01 | York |
| 80 | POWNAL TANNERY | VT | North Pownal | 01 | Bennington |
| 81 | PRECISION PLATING CORP. | CT | Vernon | 02 | Tolland |
| 82 | PSC RESOURCES | MA | Palmer | 02 | Hampden |
| 83 | RAYMARK INDUSTRIES | CT | Stratford | 03 | Fairfield |
| 84 | RE-SOLVE, INC. | MA | North Dartmouth | 03 | Bristol |
| 85 | REVERE TEXTILE PRINTS CORPORATION | CT | Sterling | 02 | Windham |
| 86 | ROSE DISPOSAL PIT | MA | Lanesborough | 01 | Berkshire |
| 87 | ROSE HILL REGIONAL LANDFILL | RI | South Kingstown | 02 | Washington |
| 88 | SACO MUNICIPAL LANDFILL | ME | Saco | 01 | York |
| 89 | SACO TANNERY WASTE PITS | ME | Saco | 01 | York |
| 90 | SALEM ACRES | MA | Salem | 06 | Essex |
| 91 | SAVAGE MUNICIPAL WATER SUPPLY WELL | NH | Milford | 02 | Hillsborough |
| 92 | SCOVILL INDUSTRIAL LANDFILL | CT | Waterbury | 05 | New Haven |
| 93 | SHPACK LANDFILL | MA | Attleboro and Norton | 03 | Bristol |
| 94 | SILRESIM CHEMICAL CORP. | MA | Lowell | 05 | Middlesex |
| 95 | SOLVENTS RECOVERY SERVICE OF NEW ENGLAND | CT | Southington | 01 | Hartford |
| 96 | SOMERSWORTH SANITARY LANDFILL | NH | Somersworth | 01 | Strafford |
| 97 | SOUTH MUNICIPAL WATER SUPPLY WELL | NH | Peterborough | 02 | Hillsborough |
| 98 | SOUTH WEYMOUTH NAVAL AIR STATION | MA | Weymouth, Abington, Rockland | 10 | Norfolk, Plymouth |
| 99 | STAMINA MILLS, INC. | RI | North Smithfield | 01 | Providence |
| 100 | SULLIVAN'S LEDGE | MA | New Bedford | 04 | Bristol |
| 101 | SUTTON BROOK DISPOSAL AREA | MA | Tewksbury | 05 | Middlesex |
| 102 | SYLVESTER | NH | Nashua | 02 | Hillsborough |
| 103 | TANSITOR ELECTRONICS, INC. | VT | Bennington | 01 | Bennington |
| 104 | Test 2 |  | [Unknown City] |  | [Unknown County] |
| 105 | Test 3 | NH | [Unknown City] | | [Unknown County] |
| 106 | Test Property |  | [Unknown City] |  | [Unknown County] |
| 107 | TIBBETTS ROAD | NH | Barrington | 01 | Strafford |
| 108 | TINKHAM GARAGE | NH | Londonderry | 01 | Rockingham |
| 109 | TOWN GARAGE/RADIO BEACON | NH | Londonderry | 01 | Rockingham |
| 110 | TROY MILLS LANDFILL | NH | Troy | 02 | Cheshire |
| 111 | UNION CHEMICAL CO.,INC. | ME | South Hope | 01 | Knox |
| 112 | WELLS G & H | MA | Woburn | 07 | Middlesex |
| 113 | WEST KINGSTON TOWN DUMP/URI DISPOSAL AREA | RI | South Kingstown | 02 | Washington |
| 114 | WEST SITE/HOWS CORNERS | ME | Plymouth | 02 | Penobscot |
| 115 | WESTERN SAND & GRAVEL | RI | Burrilville | 01 | Providence |
| 116 | WINTHROP LANDFILL | ME | Winthrop | 01 | Kennebec |
| 117 | W. R. GRACE & CO., INC.(ACTON PLANT) | MA | Acton, Concord | 05 | Middlesex |
| 118 | YAWORSKI WASTE LAGOON | CT | Canterbury Township | 02 | Windham |