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[CERCLIS ID]: COD980499255
[Name]: Marshall Landfill
[County]: Boulder
[Reason]: Surface water, ground water, soil and liquid waste contaminated by benzene, TCE, PCE, barium, iron, manganese and zinc.
[Proposed]: 12/30/1982
[Listed]: 09/08/1983
[Constructioncompleted]:08/25/1993
[Partiallydeleted]:–
[Deleted]:–
(Superfund sites) -
[CERCLIS ID]: CO7890010526
[Name]: Rocky Flats Plant (DOE)
[County]: Jefferson
[Reason]: Soil, surface water, groundwater and air contamination by plutonium, americium, uranium and VOCs from nearly forty years of nuclear weapons manufacturing. The plant was closed after being raided by the Federal Bureau of Investigation and EPA.
[Proposed]: 07/14/1989
[Listed]: 11/21/1989
[Constructioncompleted]:09/29/2006
[Partiallydeleted]:05/25/2007
[Deleted]:–
(Superfund sites) -
[CERCLIS ID]: COD081961518
[Name]: Eagle Mine
[County]: Eagle
[Reason]: Groundwater, surface water, solid waste, soil, liquid waste, debris and sediment contaminated by arsenic, cadmium, copper, lead and zinc.
[Proposed]: 10/15/1984
[Listed]: 06/10/1986
[Constructioncompleted]:09/17/2001
[Partiallydeleted]:–
[Deleted]:–
(Superfund sites) -
[CERCLIS ID]: COD980717938
[Name]: California Gulch
[County]: Lake
[Reason]: Soil, sediment, surface water and groundwater contamination by lead, arsenic other metals and acidic mine drainage, and liquid and solid waste and sludge from mining, milling and smelting. (see Leadville mining district)
[Proposed]: 07/14/1989
[Listed]: 11/21/1989
[Constructioncompleted]:–
[Partiallydeleted]:04/16/2001 07/23/2001 04/22/2002 01/12/2010
[Deleted]:
(Superfund sites) -
[CERCLIS ID]: COD980716955
[Name]: Denver Radium Site
[County]: Denver
[Reason]: Air, soil and groundwater contamination by radium, thorium, uranium, arsenic, lead and radon gas from radium ore processing.
[Proposed]: 12/30/1982
[Listed]: 09/08/1983
[Constructioncompleted]:09/27/2006
[Partiallydeleted]:–
[Deleted]:–
(Superfund sites) -
[CERCLIS ID]: COD983778432
[Name]: Summitville mine
[County]: Rio Grande
[Reason]: Surface water, groundwater and soil contamination by copper, cadmium, manganese, zinc, lead, nickel, aluminum and iron, leaching into the Alamosa River system from an isolated former mine at 12,500ft altitude.
[Proposed]: 05/10/1993
[Listed]: 05/31/1994
[Constructioncompleted]:–
[Partiallydeleted]:–
[Deleted]:–
(Superfund sites)
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