Superfund Site:

STANDARD MINE
GUNNISON NATIONAL FOREST, CO

Superfund Site Profile

Site Contacts

Community Involvement Coordinator
Katherine Jenkins
(303) 312-6351

Remedial Project Manager
James Hanley
(303) 312-6725

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Site Location

Street Address:
COUNTY ROAD 12, RUBY MINING DISITRICT, GUNNISON NATIONAL FOREST, CO 81224

Background

The 10-acre Standard Mine site is located in the Ruby Mining District of the Gunnison National Forest in Gunnison County, Colorado. Silver mining began in the southern Ruby Mining District in 1874, and continued up to 1974 at several mine sites. Mineralized waste rock exposed to air and water causes acidic conditions. These acidic conditions mobilize the release of heavy metals to the surrounding environment. These heavy metals are being deposited into Elk Creek, which flows into Coal Creek and eventually to downstream water users. Mining activities at the site have contaminated soil, surface water and groundwater with heavy metals. ...
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