Dover Municipal Landfill

NPL Site
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Dover, NH

According to the EPA Superfund Enterprise Management System, Dover Municipal Landfill in Dover, NH is listed with NPL status NPL Site. Its Hazard Ranking System (HRS) score is 36.98. The public extract catalogs 43 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.

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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 New Hampshire environmental agency.

What is the cleanup status of this Superfund site?

NPL Status
NPL Site
Federal Facility
No
Construction Complete
Yes
HRS Score
36.98
Deleted from NPL
No

Contaminants

Contaminant Media
1,1,1-TRICHLOROETHANE Surface Water
1,1-DICHLOROETHANE Surface Water
1,1-DICHLOROETHENE Groundwater
1,2-DICHLOROETHANE Groundwater
1,2-DICHLOROETHANE Surface Water
1,2-DICHLOROETHENE (CIS AND TRANS MIXTURE) Surface Water
1,4-DIOXANE Groundwater
2-BUTANONE (METHYL ETHYL KETONE) Groundwater
2-BUTANONE (METHYL ETHYL KETONE) Sediment
2-BUTANONE (METHYL ETHYL KETONE) Soil
2-BUTANONE (METHYL ETHYL KETONE) Surface Water
4-METHYL-2-PENTANONE (METHYL ISOBUTYL KETONE) Groundwater
4-METHYL-2-PENTANONE (METHYL ISOBUTYL KETONE) Soil
4-METHYL-2-PENTANONE (METHYL ISOBUTYL KETONE) Surface Water
ACETONE Groundwater
ACETONE Soil
ACETONE Surface Water
ARSENIC Groundwater
ARSENIC Sediment
BENZENE Groundwater
BENZENE Surface Water
CADMIUM Sediment
CHLOROETHANE Groundwater
CHLOROETHENE (VINYL CHLORIDE) Groundwater
CHLOROETHENE (VINYL CHLORIDE) Surface Water
CHLOROFORM Sediment
DICHLOROMETHANE (METHYLENE CHLORIDE) Groundwater
DICHLOROMETHANE (METHYLENE CHLORIDE) Surface Water
ETHYLBENZENE Soil
ETHYLBENZENE Surface Water
LEAD Sediment
MERCURY Sediment
TETRACHLOROETHENE Groundwater
TETRACHLOROETHENE Surface Water
TETRAHYDROFURAN Groundwater
TETRAHYDROFURAN Surface Water
TOLUENE Groundwater
TOLUENE Soil
TOLUENE Surface Water
TRICHLOROETHENE Groundwater
TRICHLOROETHENE Surface Water
XYLENE (MIXED ISOMERS) Soil
XYLENE (MIXED ISOMERS) Surface Water

Location

City
Dover
Coordinates
43.2125, -70.9530

Other Superfund Sites in New Hampshire

Site Name Status HRS Score
Auburn Road Landfill NPL Site 36.30
Beede Waste Oil NPL Site 70.71
Chlor-Alkali Facility (Former) NPL Site 30.54
Coakley Landfill NPL Site 29.16
Collins & Aikman Plant (Former) NPL Site 50.00
Fletcher's Paint Works & Storage NPL Site 35.39
Kearsarge Metallurgical Corp. NPL Site 38.45
Keefe Environmental Services NPL Site 65.19
Mohawk Tannery Proposed NPL Site 52.40
Mottolo Pig Farm NPL Site 40.70

How does this site's HRS score compare in New Hampshire?

Of the 22 New Hampshire Superfund sites with a scored Hazard Ranking System (HRS) evaluation, Dover Municipal Landfill ranks #15 by score (36.98).

Either side of it: Kearsarge Metallurgical Corp. (38.45), Savage Municipal Water Supply (37.52), Auburn Road Landfill (36.30), South Municipal Water Supply Well (35.64)

Frequently Asked Questions

What is the Dover Municipal Landfill Superfund site?
Dover Municipal Landfill is an active National Priorities List (NPL) Superfund site located in Dover, NH. It has a Hazard Ranking System (HRS) score of 36.98 (rank #15 of 22 scored New Hampshire sites). Superfund sites are contaminated locations identified by the EPA for long-term cleanup under CERCLA.
What does NPL listing mean for Dover Municipal Landfill?
According to the EPA, National Priorities List (NPL) listing designates a site for long-term federal Superfund cleanup authority. It is a programmatic status in the Superfund Enterprise Management System, not a quantitative health-risk score for nearby residents. EPA records mark construction of the cleanup remedy as complete at this site. Site-specific conditions and community guidance are published by EPA Regional Superfund offices and the relevant state environmental agency.
What is the HRS score for Dover Municipal Landfill?
Dover Municipal Landfill's Hazard Ranking System (HRS) score is 36.98, placing it #15 of 22 New Hampshire Superfund sites with a scored HRS evaluation. Sites with a score of 28.50 or greater qualify for the NPL; the model weighs contaminant toxicity, waste quantity, release likelihood, and affected population, and is not a community health diagnosis.
What contaminants are at the Dover Municipal Landfill site?
The EPA public Superfund extract catalogs 43 contaminants at Dover Municipal Landfill, documented through the remedial investigation process. Counts reflect listed records in that extract, not a complete inventory of every substance ever present.
What is the cleanup status of Dover Municipal Landfill?
Dover Municipal Landfill is currently NPL Site on the National Priorities List. Construction of the cleanup remedy has been completed. The EPA Superfund cleanup process includes phases from preliminary assessment through post-construction completion.

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.

Related

Data sourced from the U.S. Environmental Protection Agency (EPA). See our methodology for details. Retrieved and formatted by PlainEnviro