Umatilla Army Depot (Lagoons)

Superfund site in Hermiston, OR · EPA ID OR6213820917

Umatilla Army Depot (Lagoons) is a Superfund site in Hermiston, OR on the EPA National Priorities List (Currently on the Final NPL). Contaminants of concern include 1,3,5,7-TETRANITRO-1,3,5,7-TETRAZOCANE (HMX), 1,3,5-TRINITROBENZENE, 2,4,6-TRINITROTOLUENE, ANTIMONY. The EPA has not published a human-exposure determination for Umatilla Army Depot (Lagoons).

EPA status

National Priorities List
Currently on the Final NPL
Human exposure under control
Not reported
Groundwater migration under control
Not reported
Construction complete
Not reported
Sitewide ready for reuse
Not reported
Federal facility
Yes
EPA region
10
County
Morrow

Contaminants of concern

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

Debris

  • 1,3,5,7-Tetranitro-1,3,5,7-Tetrazocane (Hmx)
  • 1,3,5-Trinitrobenzene
  • 2,4,6-Trinitrotoluene
  • Antimony
  • Arsenic
  • Barium
  • Beryllium
  • Cadmium
  • Copper
  • Hexahydro-1,3,5-Trinitro-1,3,5-Triazine (Rdx)
  • Lead
  • Nickel
  • Potassium
  • Silver
  • Thallium
  • Zinc

Groundwater

  • 1,3,5,7-Tetranitro-1,3,5,7-Tetrazocane (Hmx)
  • 1,3,5-Trinitrobenzene
  • 1,3-Dinitrobenzene
  • 2,4,6-Trinitrotoluene
  • 2,4-Dinitrotoluene
  • 2,6-Dinitrotoluene
  • Hexahydro-1,3,5-Trinitro-1,3,5-Triazine (Rdx)

Liquid Waste

  • 1,3,5,7-Tetranitro-1,3,5,7-Tetrazocane (Hmx)
  • 1,3,5-Trinitrobenzene
  • 2,4,6-Trinitrotoluene
  • Hexahydro-1,3,5-Trinitro-1,3,5-Triazine (Rdx)
  • Nitrate/Nitrite

Sediment

  • Nitrate/Nitrite

Sludge

  • 1,3,5,7-Tetranitro-1,3,5,7-Tetrazocane (Hmx)
  • 1,3,5-Trinitrobenzene
  • 1,3-Dinitrobenzene
  • 2,4,6-Trinitrotoluene
  • 2,4-Dinitrotoluene
  • Hexahydro-1,3,5-Trinitro-1,3,5-Triazine (Rdx)
  • Nitrate/Nitrite
  • Nitrobenzene

Soil

  • 1,3,5,7-Tetranitro-1,3,5,7-Tetrazocane (Hmx)
  • 1,3,5-Trinitrobenzene
  • 1,3-Dinitrobenzene
  • 2,4,6-Trinitrotoluene
  • 2,4-Dinitrotoluene
  • 2,6-Dinitrotoluene
  • Antimony
  • Arsenic
  • Barium
  • Beryllium
  • Cadmium
  • Chromium
  • Cobalt
  • Copper
  • Hexahydro-1,3,5-Trinitro-1,3,5-Triazine (Rdx)
  • Lead
  • N-Methyl-N,2,4,6-Tetranitroaniline (Tetryl)
  • Nickel
  • Nitrate/Nitrite
  • Nitrobenzene
  • P,P'-Ddd
  • P,P'-Dde
  • P,P'-Ddt
  • Pesticides
  • Potassium
  • Silver
  • Thallium
  • Zinc

Location

I-84 & EXIT 178, Hermiston, OR 97844

Latitude 45.836111, longitude -119.45

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