Empire Mine State Historic Park Residences’ Yards Removal Action Workplan
11 Documents in Project
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
Name
Perry Myers
Agency Name
Department of Toxic Substances Control
Contact Types
Lead/Public Agency
Phone
Name
Agency Name
Department of Toxic Substances Control
Contact Types
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
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
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