Cumberland County, ME
The federal environmental record for Cumberland County (population 310,230): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
3
Superfund NPL sites
22
federal cleanup sites
1
PFAS-detecting water systems
19
TRI facilities
4
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Brunswick Naval Air Station | Brunswick | on the NPL | 07/22/1987 |
| Keddy Mill | Windham | on the NPL | 05/12/2014 |
| McKin Co. | Gray | deleted | 09/08/1983 |
Drinking water: PFAS testing
Public water systems serving Cumberland with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.
| System | Highest results | Reading |
|---|---|---|
| YARMOUTH WATER DISTRICT ME0091670 | PFHxA: 9.8 ng/L PFOA: 9.2 ng/L PFPeA: 8.9 ng/L | above final limit |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
19 facilities in Cumberland filed TRI reports for 2024, totalling 164k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| SAPPI N.A. - WESTBROOK OPERATIONS | WESTBROOK | Certain glycol ethers, Chromium compounds (except for chromite ore mined in the Transvaal Region) | 81k lb |
| BATH IRON WORKS-STRUCTURAL FABRICATION FACILITY (FORMERLY HA | BRUNSWICK | Xylene (mixed isomers), Manganese | 33k lb |
| TEXAS INSTRUMENTS INC | SOUTH PORTLAND | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Ammonia | 23k lb |
| SABRE CORP | RAYMOND | Styrene | 9k lb |
| CLEAN HARBORS ENVIRONMENTAL SERVICES INC. | SOUTH PORTLAND | Ethylene glycol, n-Hexane | 6k lb |
| CITGO PETROLEUM CORP SOUTH PORTLAND TERMINAL | SOUTH PORTLAND | n-Hexane, Toluene | 3k lb |
| NICHOLS PORTLAND | PORTLAND | Nickel, Copper | 3k lb |
| SOUTH PORTLAND TERMINAL (SPTPM) | SOUTH PORTLAND | Toluene, n-Hexane | 3k lb |
| DIODES US MANUFACTURING INC | SOUTH PORTLAND | Hydrogen fluoride, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2k lb |
| SUNOCO MIDSTREAM LLC | SOUTH PORTLAND | Xylene (mixed isomers), n-Hexane | 1k lb |
| SPRAGUE SOUTH PORTLAND | SOUTH PORTLAND | Xylene (mixed isomers), Toluene | 612 lb |
| GLOBAL COS LLC-SOUTH PORTLAND TERMINAL | SOUTH PORTLAND | 1,2,4-Trimethylbenzene, Ethylbenzene | 439 lb |
| SILVEX INC | WESTBROOK | Nitric acid | 371 lb |
| BATH IRON WORKS OUTFIT FABRICATION FACILITY (FORMERLY EBMF) | BRUNSWICK | Copper, Manganese | 37 lb |
| FPL ENERGY WYMAN LLC WF WYMAN STEAM STATION | YARMOUTH | Polycyclic aromatic compounds, Naphthalene | 14 lb |
| DIELECTRIC LLC | RAYMOND | Copper | 1 lb |
| PIKE INDUSTRIES - WESTBROOK | WESTBROOK | Polycyclic aromatic compounds | 0 lb |
| BRENNTAG LUBRICANTS NORTH EAST-WESTBROOK | WESTBROOK | - | 0 lb |
| HELICAL SOLUTIONS LLC | GORHAM | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 927 tank facilities in Cumberland: 352 tanks in service and 2,158 closed. 669 fuel releases are on record, of which 4 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Cumberland as Zone 1, the highest predicted indoor radon levels (over 4 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Cumberland, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- ACCENT DRY CLEANERSFALMOUTH
- BRIDGTON DRY CLEANINGBRIDGTON
- BRUNSWICK MAINE AFFF RELEASEBRUNSWICK
- BRUNSWICK NAVAL AIR STATIONBRUNSWICK
- BRUNSWICK PLAZA DRY CLEANERSBRUNSWICK
- BURT COMPANYPORTLAND
- BUSY BEE LAUNDRY DRYCLEANINGWINDHAM
- COLONIAL CLEANERSPORTLAND
- COLONIAL CLEANERSSOUTH PORTLAND
- FORMER DEFENSE FUEL SUPPLY POINT CASCO BAYHARPSWELL
- HARRIS ROAD DISPOSAL AREACUMBERLAND
- KEDDY MILLWINDHAM
- MAINE METAL FINISHINGGORHAM
- MCKIN SITEGRAY
- ME ARNG OMS#1PORTLAND
- SNV CLEANERSGORHAM
- SNV CLEANERS (SOUTH PORTLAND)SOUTH PORTLAND
- SOUTH SIDE CLEANERS INCSOUTH PORTLAND
- SQUEAKY CLEANBRIDGTON
- U.S. COAST GUARD SOUTH PORTLAND BASESOUTH PORTLAND
- VILLAGE CLEANERS WESTBROOKWESTBROOK
- WASH TUB IIPORTLAND