Empire Mine State Historic Park Residences’ Yards Removal Action Workplan
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Summary
- SCH Number
- 2008082066
- Lead Agency
- Department of Toxic Substances Control
- Document Title
- Empire Mine State Historic Park Residences’ Yards Removal Action Workplan
- Document Type
- NOD - Notice of Determination
- Received
- Posted
- 10/9/2020
- Document Description
- Pursuant to Chapter 6.8 of the Health and Safety Code, Section 25300, the project is the DTSC’s approval to implement the Empire Mine State Historic Park Residences’ Yards Removal Action Workplan, Alternative 5, Selective Removal and Replacement of Shallow Soil for the Empire Mine State Historic Park. Alternative 5 will remove impacted soil up to 1.5 ft below ground surface in areas with constituents of concern exceeding cleanup goals. Soil will be replaced with clean material sourced from other areas of the Park or with clean import material, eliminating potential exposure pathways for human receptors. Project activities include the following: • excavation of approximately 154 cubic yards of contaminated materials within the Residences’ Yards areas up to a depth of 18 inches, • offsite disposal of contaminated materials to an authorized hazardous waste disposal facility, and • placement of clean fill to replace the contaminated materials.
- Contact Information
-
Perry Myers
Department of Toxic Substances Control
Lead/Public Agency
Office of Engineering and Special Projects 8800 Cal Center Drive
Sacramento, CA 95826
Phone : (916) 255-6665
-
Department of Toxic Substances Control
Project Applicant
Location
- Cities
- Grass Valley
- Counties
- Nevada
- Other Location Info
- 10791 E. Empire Street, Grass Valley
Notice of Determination
- Approving Agency
- DTSC
- Approving Agency Role
- Responsible Agency
- Approved On
- Final Environmental Document Available at
- Department of Toxic Substances Control Office of Engineering and Special Projects 8800 Cal Center Drive Sacramento, CA 958fz7yxfz7yx26 Additional project information is available on EnviroStor: www.envirostor.dtsc.ca.gov/public/
Determinations
- (1) The project will have a significant impact on the environment
- No
- (2a) An Environmental Impact Report was prepared for this project pursuant to the provisions of CEQA
- Yes
- (2b) A Mitigated or a Negative Declaration was prepared for this project pursuant to the provisions of CEQA
- No
- (2c) An other document type was prepared for this project pursuant to the provisions of CEQA
- No
- (3) Mitigated measures were made a condition of the approval of the project
- Yes
- (4) A mitigation reporting or monitoring plan was adopted for this project
- N/A
- (5) A Statement of Overriding Considerations was adopted for this project
- No
- (6) Findings were made pursuant to the provisions of CEQA
- Yes
Attachments
- Notice of Determination
- 2008082066_Notice of Determination Empire Mine SHP Residences Yard RAW 10 PDF 222 K
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