Central City/Clear Creek superfund site proposed plan to amend the operable unit 4 record of decision for the active treatment of the National Tunnel, Gregory Incline and Gregory Gulch

This Proposed Plan identifies the preferred alternative for OU4 water treatment. The mining-impacted waters of Gregory Gulch, Gregory Incline and National Tunnel are acidic and contain high concentrations of heavy metals. This proposed amendment calls for construction of a new water treatment plant...

Full description

Main Author: Colorado. Hazardous Materials and Waste Management Division.
Other Authors: United States. Environmental Protection Agency. Region VIII.
Format: Electronic
Language: English
Published: Denver, Colo. : Colorado Dept. of Public Health and Environment, [Hazardous Materials and Waste Management Division] : United States Environmental Protection Agency Region VIII, [2009]
Physical Description: 1 online resource (11 pages) : illustrations, maps.
Online Access: Online version.