Ellisville Site

NPL Site
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Ellisville, MO

According to the EPA Superfund Enterprise Management System, Ellisville Site in Ellisville, MO is listed with NPL status NPL Site. Its Hazard Ranking System (HRS) score is 0.00. The public extract catalogs 60 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 Missouri environmental agency.

What is the cleanup status of this Superfund site?

NPL Status
NPL Site
Federal Facility
No
Construction Complete
Yes
HRS Score
0.00
Deleted from NPL
No

Contaminants

Contaminant Media
1,1,1-TRICHLOROETHANE Soil
1,1,2,2-TETRACHLOROETHANE Soil
1,1-DICHLOROETHANE Soil
1,2,3-TRIMETHYLBENZENE Soil
1,2-DICHLOROETHANE Soil
1,2-DIMETHYLBENZENE (O-XYLENE) Soil
1,2-DIMETHYLBENZENE (O-XYLENE) Solid Waste
1,3,5-TRIMETHYLBENZENE Soil
2,3,7,8-TETRACHLORODIBENZO-p-DIOXIN (TCDD) Soil
2,3,7,8-TETRACHLORODIBENZO-p-DIOXIN (TCDD) Solid Waste
2,4,6-TRICHLOROPHENOL Soil
2,4-DIMETHYLPHENOL Soil
2,4-DIMETHYLPHENOL Solid Waste
2-BUTOXYETHANOL Soil
2-ETHOXYETHANOL Soil
3,5,5-TRIMETHYLCYCLOHEX-2-EN-1-ONE Soil
4-METHYLPHENOL (P-CRESOL) Soil
4-METHYLPHENOL (P-CRESOL) Solid Waste
AROCLOR 1248 Soil
AROCLOR 1254 Soil
AROCLOR 1254 Solid Waste
AROCLOR 1260 Soil
BENZENE Soil
BIS(2-ETHYLHEXYL)PHTHALATE Debris
BIS(2-ETHYLHEXYL)PHTHALATE Soil
BIS(2-ETHYLHEXYL)PHTHALATE Solid Waste
BUTYL BENZYL PHTHALATE Soil
CHLOROBENZENE Soil
CHLOROFORM Soil
DI-N-OCTYL PHTHALATE Soil
DI-N-OCTYL PHTHALATE Solid Waste
DIBUTYL PHTHALATE Debris
DIBUTYL PHTHALATE Soil
DICHLOROMETHANE (METHYLENE CHLORIDE) Debris
DICHLOROMETHANE (METHYLENE CHLORIDE) Soil
DIETHYL PHTHALATE Soil
DIMETHYL PHTHALATE Soil
ETHYLBENZENE Soil
ETHYLBENZENE Solid Waste
HEXANE Soil
N,N-DIPHENYLNITROUS AMIDE Soil
NAPHTHALENE Soil
NAPHTHALENE Solid Waste
NITROBENZENE Soil
NITROBENZENE Solid Waste
ORGANICS Debris
PHENOL Soil
PHENOL Solid Waste
POLYCHLORINATED BIPHENYLS (PCBs) Debris
TETRACHLOROETHENE Soil
TETRACHLOROETHENE Solid Waste
TOLUENE Soil
TOLUENE Solid Waste
TRANS-1,2-DICHLOROETHENE Soil
TRICHLOROETHENE Soil
TRICHLOROFLUOROMETHANE Soil
TRICHLOROFLUOROMETHANE Solid Waste
XYLENE (MIXED ISOMERS) Soil
ZINC Debris
ZINC Soil

Location

City
Ellisville
Coordinates
38.6033, -90.6183

Other Superfund Sites in Missouri

Site Name Status HRS Score
Annapolis Lead Mine Deleted NPL Site 56.67
Armour Road NPL Site 50.00
Bee Cee Manufacturing Co. NPL Site 28.59
Big River Mine Tailings/St. Joe Minerals Corp. NPL Site 84.91
Compass Plaza Well TCE NPL Site 50.00
Conservation Chemical Co. NPL Site 29.85
Fulbright Landfill NPL Site 40.60
Kem-Pest Laboratories Deleted NPL Site 33.89
Lake City Army Ammunition Plant (Northwest Lagoon) NPL Site 33.62
Lee Chemical NPL Site 46.81

How does this site's HRS score compare in Missouri?

Of the 39 Missouri Superfund sites with a scored Hazard Ranking System (HRS) evaluation, Ellisville Site ranks #39 by score (0.00).

Either side of it: North-U Drive Well Contamination (28.90), Bee Cee Manufacturing Co. (28.59)

Frequently Asked Questions

What is the Ellisville Site Superfund site?
Ellisville Site, in Ellisville, MO, sits toward the lower end of Missouri's Hazard Ranking System scores (HRS 0.00, rank #39 of 39 scored sites) among the state's Superfund sites. A lower HRS rank within the state does not mean no cleanup obligation -- Superfund sites are contaminated locations identified by the EPA for long-term cleanup under CERCLA regardless of relative score.
What does NPL listing mean for Ellisville Site?
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 Ellisville Site?
Ellisville Site's Hazard Ranking System (HRS) score is 0.00, placing it #39 of 39 Missouri Superfund sites with a scored HRS evaluation -- among the lower-scored sites in the state. 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 Ellisville Site site?
The EPA public Superfund extract catalogs 60 contaminants at Ellisville Site, 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 Ellisville Site?
Ellisville Site 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