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COLORADO
Air Force Plant PJKS
Waterton, Jefferson County
Asarco
Incorporated (Globe Plant)
Denver, Denver County
Cemex, Incorporated
Lyons, Boulder County
Cripple Creek and Victor Gold Mining
Cripple Creek, Teller County
Hansen
Containers
Grand Junction, Mesa County
Rocky
Mountain Arsenal
Adams County
Smeltertown/Koppers
Salida,
Chaffee County
Summitville
Mine
Del Norte, Rio Grande County
Vasquez Boulevard And I-70
Denver, Denver County
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MONTANA
Basin Mining Area
Basin, Jefferson County
Burlington Northern Livingston Complex
Livingston, Park County
East Helena Smelter (ASARCO) Site
(a/k/a East Helena Site)
East Helena, Lewis and Clark County
Fort Peck Indian Reservation
Poplar, Roosevelt County
Kings Creek
(a/k/a Fort Belknap Indian Reservation/Zortman Mining Incorporated)
Lodgepole, Baline County
Libby Asbestos Site - December 12, 2000
Libby, Lincoln County
Libby Asbestos Site - December 18, 2002
Libby, Lincoln County
Libby Asbestos NPL Site - May 15, 2003
Libby, Lincoln County
Lockwood Solvents - December 9, 1999
Billings, Yellowstone County
Lockwood Site - May 3, 2000
Lockwood, Yellowstone County
Lockwood Solvent Groundwater Plume - July 7, 2003
(a/k/a Lockwood Solvent Ground Water Plume)
Billings, Yellowstone County
Milltown Reservoir Operable Unit - August 19, 2003
(a/k/a Milltown Reservoir Sediments)
Milltown, Missoula County
Milltown Reservoir Sediments - January 10, 2002
(Environmental Media Investigation Report for Arrow Stone Park in Deer Lodge, Montana Clark For Operable Unit of the Milltown Reservoir Sediments National Priorities List Site)
Milltown, Missoula County
Milltown Reservoir Sediments - January 10, 2002
(Evaluation of EPA's Addendum to the Baseline Human Health Risk Assessment: Risk-based Concentrations for Exposure of Recreational Visitors at Arrowstone Park to Arsenic in Soil and Tailings Clark Fork Operable Unit of Milltown Reservoir Sediments National Priorities List Site)
Milltown, Missoula County
Silver Bow Creek/Butte Area
Butte, Silver Bow and Deer Lodge Counties
Upper Tenmile Creek Mining Area
Rimini/Helena, Lewis and Clark County
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NORTH DAKOTA
None available currently.
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SOUTH DAKOTA
Annie
Creek Mine Tailings
Leade, Lawrence County
Cheyenne
River Basin
Cheyenne, Pennington County
Pine Ridge Indian Reservation
(a/k/a Cheyenne River Basin)
Rapid City, Pennington County
Williams
Pipe Line Company
Sioux Falls, Minnehaha County
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UTAH
American Fork Canyon / Uinta National Forest
Pleasant Grove, Utah County
Hill Air Force Base
Hill Air Force Base, Davis and Weber Counties
Intermountain Waste Oil Refinery
Bountiful, Davis County
International Smelting and Refining
Tooele, Tooele County
Jacobs Smelter Site
Stockton, Tooele County
Kennecott
(North Zone)
Magna, Salt Lake County
Kennecott
(South Zone)
Copperton, Salt Lake County
Monticello
Mill Tailings (DOE)
and
Monticello Radioactively Contaminated Properties
(a/k/a Monticello Vicinity Properties)
Monticello, San Juan County
Murray
Smelter
Murray, Salt Lake County
Ogden
Defense Depot
Ogden, Weber County
Petrochem
Recycling Corporation/Ekotek
Salt Lake City, Salt Lake County
Richardson Flat Tailings Site - July 24, 1990
Park City, Summit County
Richardson Flat Tailings Site (Addendum) - March 3, 1994
Park City, Summit County
Tooele Army Depot (North Area)
Tooele, Tooele County
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WYOMING
F.E.
Warren Air Force Base
Cheyenne, Laramie County
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