Hanford 200-Area (Usdoe)

Superfund site in Benton County, WA · EPA ID WA1890090078

Hanford 200-Area (Usdoe) is a Superfund site in Benton County, WA on the EPA National Priorities List (Currently on the Final NPL). Contaminants of concern include AMERICIUM-241, BORON, CARBON TETRACHLORIDE, CESIUM-137. The EPA has not published a human-exposure determination for Hanford 200-Area (Usdoe).

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
Benton

Contaminants of concern

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

Debris

  • Americium-241
  • Boron
  • Carbon Tetrachloride
  • Cesium-137
  • Cobalt-60
  • Dichloromethane (Methylene Chloride)
  • Mercury
  • Neptunium
  • Plutonium-239/240
  • Polychlorinated Biphenyls (Pcbs)
  • Radium-226
  • Strontium-90

Groundwater

  • Carbon Tetrachloride
  • Chloroform
  • Chromium
  • Chromium(Vi)
  • Iodine-129
  • Nitrate
  • Technetium-99
  • Trichloroethene
  • Tritium
  • Uranium

Leachate

  • Acetone
  • Aluminum
  • Ammonia
  • Arsenic
  • Barium
  • Beryllium
  • Bis(2-Ethylhexyl)Phthalate
  • Butyl Benzyl Phthalate
  • Chloride
  • Chromium
  • Copper
  • Fluoride
  • Magnesium
  • Manganese
  • Mercury
  • Nickel
  • Nitrate
  • Selenium
  • Sulfate
  • Toluene
  • Vanadium
  • Zinc

Sludge

  • Americium-241
  • Plutonium-239/240

Soil

  • Americium-241
  • Boron
  • Carbon Tetrachloride
  • Cesium-137
  • Dichloromethane (Methylene Chloride)
  • Mercury
  • Plutonium-239/240
  • Polychlorinated Biphenyls (Pcbs)
  • Radium-226
  • Strontium-90

Location

200 AREA, Benton County, WA 99352

Latitude 46.563331, longitude -119.6049

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