Keystrone Treatment System Upgrade
Summary
SCH Number
2015038131
Public Agency
Regional Water Quality Control Board, Region 5 (Central Valley), Redding
Document Title
Keystrone Treatment System Upgrade
Document Type
NOE - Notice of Exemption
Received
Posted
3/17/2015
Document Description
Upgrade of treatment system designed to address acid rock drainage (ARD) from the Keystone 400-level portal (004) and add sufficient capacity to address ARD from the Keystone blowout (KEY-1) and Lower Spring (KEY-1.5) in the West Squaw Creek Mining District above Shasta Lake in Shasta County. These activities are being conducted in accordance with Waste Discharge Requirements Order No. R5-2002-153 (NPDES CA0081876) and Cease and Desist Order No. R5-2002-154 issued by the RWQCB. Activities to control ARD have been ongoing since 1978.
Contact Information
Name
Phil Woodward
Agency Name
Regional Water Quality Control Board, Region 5 (Central Valley),
Contact Types
Lead/Public Agency
Phone
Location
Counties
Shasta
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
S:15330
Reasons for Exemption
Minor action to eliminate the release of hazardous material to the environment.
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