Keystrone Treatment System Upgrade
- SCH Number
- Lead Agency
- Regional Water Quality Control Board, Region 5 (Central Valley), Redding
- Document Title
- Keystrone Treatment System Upgrade
- Document Type
- NOE - Notice of Exemption
- 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
Regional Water Quality Control Board, Region 5 (Central Valley),
364 Knollcrest Drive, Suite 205
Redding, CA 96002
Phone : (530) 224-4845
Notice of Exemption
- Exempt Status
- Categorical Exemption
- Type, Section or Code
- Reasons for Exemption
- Minor action to eliminate the release of hazardous material to the environment.
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