Loring Air Force Base
NPL SiteLimestone, ME
According to the EPA Superfund Enterprise Management System, Loring Air Force Base in Limestone, ME is listed with NPL status NPL Site. Its Hazard Ranking System (HRS) score is 34.49. The public extract catalogs 202 contaminant records for this site. EPA marks construction of the cleanup remedy as complete. NPL listing is a cleanup-authority designation, not a measured health-risk score.
Superfund National Priorities List inclusion (status and HRS score shown above) is the EPA's formal designation that a contaminated site qualifies for long-term federal cleanup authority under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA). A federal-facility classification means the site is owned or operated by a federal agency, which routes cleanup responsibility differently than a privately owned site.
"Construction Complete" (status shown above) is an EPA milestone marking that the physical remedy work is finished, not that the site has exited EPA oversight; long-term monitoring can continue afterward. Deletion from the NPL is a separate, later step the EPA takes only once it determines every planned response action is finished.
NPL listing is a cleanup-authority designation in the EPA record, not a quantitative health-risk score. HRS scores of 28.50 or above qualify a site for the NPL under the EPA screening model (toxicity, pathways, waste quantity, and affected population factors). For current site conditions and official community notices, see the EPA Regional Superfund profile and the Maine environmental agency.
What is the cleanup status of this Superfund site?
Contaminants
| Contaminant | Media |
|---|---|
| 1,1,1-TRICHLOROETHANE | Groundwater |
| 1,1,1-TRICHLOROETHANE | Sediment |
| 1,1-DICHLOROETHENE | Groundwater |
| 1,2,4-TRICHLOROBENZENE | Sediment |
| 1,2,4-TRIMETHYLBENZENE | Groundwater |
| 1,2,4-TRIMETHYLBENZENE | Soil Gas |
| 1,2-DICHLOROETHANE | Groundwater |
| 1,2-DICHLOROETHANE | Soil |
| 1,2-DICHLOROETHANE | Soil Gas |
| 1,2-DIHYDROACENAPHTHYLENE | Sediment |
| 1,2-DIHYDROACENAPHTHYLENE | Soil |
| 1,4-DICHLOROBENZENE | Groundwater |
| 2-METHOXY-2-METHYLPROPANE (MTBE) | Groundwater |
| 2-METHYLNAPHTHALENE | Sediment |
| 2-METHYLNAPHTHALENE | Soil |
| 4-METHYL-2-PENTANONE (METHYL ISOBUTYL KETONE) | Groundwater |
| 4-METHYLPHENOL (P-CRESOL) | Groundwater |
| 9H-CARBAZOLE | Soil |
| 9H-FLUORENE | Sediment |
| 9H-FLUORENE | Soil |
| ACENAPHTHYLENE | Sediment |
| ACENAPHTHYLENE | Soil |
| ALDRIN | Sediment |
| ALPHA-CHLORDANE | Sediment |
| ALUMINUM | Soil |
| ALUMINUM | Surface Water |
| ANTHRACENE | Sediment |
| ANTHRACENE | Soil |
| ANTIMONY | Groundwater |
| ANTIMONY | Soil |
| AROCLOR 1248 | Soil |
| AROCLOR 1254 | Sediment |
| AROCLOR 1254 | Soil |
| AROCLOR 1260 | Sediment |
| AROCLOR 1260 | Soil |
| AROCLOR 1260 | Surface Water |
| ARSENIC | Sediment |
| ARSENIC | Soil |
| BARIUM | Sediment |
| BARIUM | Soil |
| BENZENE | Groundwater |
| BENZENE | Soil |
| BENZENE | Soil Gas |
| BENZO(B)FLUORANTHENE | Sediment |
| BENZO(B)FLUORANTHENE | Soil |
| BENZO(B)FLUORANTHENE | Surface Water |
| BENZO(GHI)PERYLENE | Sediment |
| BENZO(GHI)PERYLENE | Soil |
| BENZO(K)FLUORANTHENE | Sediment |
| BENZO(K)FLUORANTHENE | Soil |
| BENZO(K)FLUORANTHENE | Surface Water |
| BENZO[A]ANTHRACENE | Sediment |
| BENZO[A]ANTHRACENE | Soil |
| BENZO[A]ANTHRACENE | Surface Water |
| BENZO[A]PYRENE | Sediment |
| BENZO[A]PYRENE | Soil |
| BENZO[A]PYRENE | Surface Water |
| BENZOIC ACID | Soil |
| BERYLLIUM | Sediment |
| BIS(2-ETHYLHEXYL)PHTHALATE | Groundwater |
| BIS(2-ETHYLHEXYL)PHTHALATE | Sediment |
| BIS(2-ETHYLHEXYL)PHTHALATE | Surface Water |
| BUTYL BENZYL PHTHALATE | Sediment |
| C11-C22 Aromatic Hydrocarbons | Groundwater |
| C11-C22 Aromatic Hydrocarbons | Soil |
| C19-C36 ALIPHATIC HYDROCARBONS | Groundwater |
| C19-C36 ALIPHATIC HYDROCARBONS | Soil |
| C5-C8 Aliphatic Hydrocarbons | Groundwater |
| C5-C8 Aliphatic Hydrocarbons | Soil |
| C9-C10 Aromatic Hydrocarbons | Groundwater |
| C9-C10 Aromatic Hydrocarbons | Soil |
| C9-C12 Aliphatic Hydrocarbons | Groundwater |
| C9-C12 Aliphatic Hydrocarbons | Soil |
| C9-C18 ALIPHATIC HYDROCARBONS | Groundwater |
| C9-C18 ALIPHATIC HYDROCARBONS | Soil |
| CADMIUM | Groundwater |
| CADMIUM | Sediment |
| CADMIUM | Soil |
| CADMIUM | Surface Water |
| CARBON TETRACHLORIDE | Groundwater |
| CARBON TETRACHLORIDE | Soil Gas |
| CHLORDANE | Sediment |
| CHLORDANE | Soil |
| CHLOROETHENE (VINYL CHLORIDE) | Groundwater |
| CHLOROETHENE (VINYL CHLORIDE) | Soil Gas |
| CHLOROFORM | Groundwater |
| CHLOROFORM | Soil Gas |
| CHLOROMETHANE | Groundwater |
| CHROMIUM | Sediment |
| CHROMIUM | Soil |
| CHROMIUM | Surface Water |
| CHRYSENE | Sediment |
| CHRYSENE | Soil |
| CHRYSENE | Surface Water |
| CIS-1,2-DICHLOROETHENE | Groundwater |
| CIS-1,2-DICHLOROETHENE | Soil Gas |
| COBALT | Sediment |
| COBALT | Soil |
| COBALT | Surface Water |
| COPPER | Sediment |
| COPPER | Soil |
| COPPER | Surface Water |
| CYANIDE | Sediment |
| CYANIDE | Surface Water |
| DELTA-HEXACHLOROCYCLOHEXANE | Sediment |
| DIBENZO(A,H)ANTHRACENE | Sediment |
| DIBENZO(A,H)ANTHRACENE | Soil |
| DIBENZO(A,H)ANTHRACENE | Surface Water |
| DIBENZOFURAN | Sediment |
| DIBENZOFURAN | Soil |
| DICHLOROMETHANE (METHYLENE CHLORIDE) | Groundwater |
| DICHLOROMETHANE (METHYLENE CHLORIDE) | Soil |
| DIELDRIN | Sediment |
| ENDOSULFAN I | Sediment |
| ENDOSULFAN II | Sediment |
| ENDOSULFAN SULFATE | Sediment |
| ENDRIN | Sediment |
| ENDRIN | Soil |
| ENDRIN ALDEHYDE | Sediment |
| ENDRIN KETONE | Sediment |
| ENDRIN KETONE | Soil |
| ETHYLBENZENE | Groundwater |
| ETHYLBENZENE | Soil Gas |
| FLUORANTHENE | Sediment |
| FLUORANTHENE | Soil |
| GAMMA-CHLORDANE | Sediment |
| GAMMA-CHLORDANE | Soil |
| GAMMA-HEXACHLOROCYCLOHEXANE (LINDANE) | Sediment |
| HEPTACHLOR | Sediment |
| HEPTACHLOR EPOXIDE | Sediment |
| HEXACHLOROBENZENE | Sediment |
| HEXACHLOROCYCLOPENTADIENE | Soil |
| INDENO(1,2,3-CD)PYRENE | Sediment |
| INDENO(1,2,3-CD)PYRENE | Soil |
| IRON | Groundwater |
| IRON | Sediment |
| IRON | Soil |
| IRON | Surface Water |
| LEAD | Groundwater |
| LEAD | Sediment |
| LEAD | Soil |
| LEAD | Surface Water |
| MAGNESIUM | Soil |
| MANGANESE | Groundwater |
| MANGANESE | Sediment |
| MANGANESE | Soil |
| MANGANESE | Surface Water |
| MERCURY | Sediment |
| MERCURY | Soil |
| METHOXYCHLOR | Sediment |
| MINERAL OILS | Sediment |
| MINERAL OILS | Surface Water |
| NAPHTHALENE | Groundwater |
| NAPHTHALENE | Sediment |
| NAPHTHALENE | Soil |
| NAPHTHALENE | Soil Gas |
| NICKEL | Sediment |
| NICKEL | Soil |
| NICKEL | Surface Water |
| P,P'-DDD | Sediment |
| P,P'-DDD | Soil |
| P,P'-DDD | Surface Water |
| P,P'-DDE | Sediment |
| P,P'-DDE | Soil |
| P,P'-DDE | Surface Water |
| P,P'-DDT | Sediment |
| P,P'-DDT | Soil |
| P,P'-DDT | Surface Water |
| PENTACHLOROPHENOL | Sediment |
| PHENANTHRENE | Sediment |
| PHENANTHRENE | Soil |
| PHENOL | Surface Water |
| POLYCYCLIC AROMATIC HYDROCARBONS (PAHS) | Sediment |
| POLYCYCLIC AROMATIC HYDROCARBONS (PAHS) | Soil |
| POLYCYCLIC AROMATIC HYDROCARBONS (PAHS) | Surface Water |
| PYRENE | Sediment |
| PYRENE | Soil |
| SELENIUM | Sediment |
| SELENIUM | Soil |
| SELENIUM | Surface Water |
| SILVER | Sediment |
| SILVER | Surface Water |
| TETRACHLOROETHENE | Groundwater |
| TETRACHLOROETHENE | Soil |
| TETRACHLOROETHENE | Soil Gas |
| TOLUENE | Groundwater |
| TOLUENE | Soil |
| TOTAL PETROLEUM HYDROCARBONS (TPH) | Sediment |
| TOTAL PETROLEUM HYDROCARBONS (TPH) | Soil |
| TRICHLOROETHENE | Groundwater |
| TRICHLOROETHENE | Soil |
| TRICHLOROETHENE | Soil Gas |
| VANADIUM | Sediment |
| VANADIUM | Soil |
| XYLENE (MIXED ISOMERS) | Groundwater |
| XYLENE (MIXED ISOMERS) | Sediment |
| XYLENE (MIXED ISOMERS) | Soil |
| XYLENE (MIXED ISOMERS) | Soil Gas |
| ZINC | Groundwater |
| ZINC | Sediment |
| ZINC | Soil |
| ZINC | Surface Water |
Location
Other Superfund Sites in Maine
| Site Name | Status | HRS Score |
|---|---|---|
| Brunswick Naval Air Station | NPL Site | 43.38 |
| Callahan Mine | NPL Site | 50.00 |
| Eastern Surplus | NPL Site | 50.00 |
| Eastland Woolen Mill | NPL Site | 70.71 |
| Keddy Mill | NPL Site | 50.00 |
| Leeds Metal | NPL Site | 32.25 |
| McKin Co. | Deleted NPL Site | 60.97 |
| O'Connor | Deleted NPL Site | 31.86 |
| Pinette's Salvage Yard | Deleted NPL Site | 33.98 |
| Portsmouth Naval Shipyard | Deleted NPL Site | 50.00 |
How does this site's HRS score compare in Maine?
Of the 16 Maine Superfund sites with a scored Hazard Ranking System (HRS) evaluation, Loring Air Force Base ranks #11 by score (34.49).
Either side of it: Saco Tannery Waste Pits (43.19), Winthrop Landfill (35.62), Pinette's Salvage Yard (33.98), Leeds Metal (32.25)
Frequently Asked Questions
What is the Loring Air Force Base Superfund site? ▼
What does NPL listing mean for Loring Air Force Base? ▼
What is the HRS score for Loring Air Force Base? ▼
What contaminants are at the Loring Air Force Base site? ▼
What is the cleanup status of Loring Air Force Base? ▼
NPL listing is a cleanup-authority designation in the EPA record, not a quantitative health-risk score. See Superfund Sites Explained for how the National Priorities List, Hazard Ranking System, and cleanup phases work.
Read our methodology - how this data is sourced, computed, and verified.