Mystery Bridge Rd/U.S. Highway 20

Superfund site in Evansville, WY · EPA ID WYD981546005

Mystery Bridge Rd/U.S. Highway 20 is a Superfund site in Evansville, WY on the EPA National Priorities List (Deleted from the Final NPL). Contaminants of concern include 1,1,1-TRICHLOROETHANE, BENZENE, ETHYLBENZENE, TETRACHLOROETHENE. At Mystery Bridge Rd/U.S. Highway 20, the EPA has determined that human exposure is under control.

EPA status

National Priorities List
Deleted from the Final NPL
Human exposure under control
Yes
Groundwater migration under control
Yes
Construction complete
Yes
Sitewide ready for reuse
Yes
Federal facility
No
EPA region
08
County
Natrona

Contaminants of concern

Grouped by the environmental medium in which the EPA recorded them.

Groundwater

  • 1,1,1-Trichloroethane
  • Benzene
  • Ethylbenzene
  • Tetrachloroethene
  • Toluene
  • Trans-1,2-Dichloroethene
  • Trichloroethene
  • Xylene (Mixed Isomers)

Soil

  • 1,1,1-Trichloroethane
  • 1,1-Dichloroethane
  • 1,1-Dichloroethene
  • Ethylbenzene
  • Tetrachloroethene
  • Toluene
  • Trichloroethene
  • Xylene (Mixed Isomers)

Location

U.S.HWY 20,28 & MYSTERY BR. RD, Evansville, WY 82636

Latitude 42.860581, longitude -106.2288

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