Waste Discharge Requirements for Surfactant Flushing of Contaminated Soil and Groundwater

2 Documents in Project

Summary

SCH Number
2008082053
Lead Agency
Regional Water Quality Control Board, Region 1 (North Coast), Santa Rosa
Document Title
Waste Discharge Requirements for Surfactant Flushing of Contaminated Soil and Groundwater
Document Type
NOD - Notice of Determination
Received
Posted
11/12/2008
Present Land Use
Commercial

Document Description
NOTE: Lead Agency re-circulated revised MND and extended the review period. Chevron Environmental Management Company is proposing to conduct surfactant flushing activities as an interim remedial action to remove separate phase hydrocarbons from the subsurface. The proposal was submitted for the Regional Water Board's consideration of Waste Discharge Requirements under the applicants Report of Waste Discharge. The proposal includes injection of a diluted surfactant solution in the affected area, an equilibration period, followed by extraction and disposal. Monitoring activities will be conducted during all phases of the project.

Contact Information
Colleen Hunt
Regional Water Quality Control Board, Region 1 (North Coast)
5550 Skylane Boulevard, Suite A
Santa Rosa, CA 95401

Phone : (707) 576-2831

Location

Cities
Santa Rosa
Counties
Sonoma
Cross Streets
Roseland Avenue and Sebastopol Road
Zip
95407
Parcel #
125-043-004
State Highways
101
Schools
Roseland Elementary School
Waterways
Roseland Creek

Notice of Determination

Approving Agency
North Coast Regional Water Board
Approving Agency Role
Lead Agency
Approved On
Final Environmental Document Available at
N. Coast Regional Water Board 5550 Skylane Blvd., Suite A Santa Rosa, CA

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
No
(2b) A Mitigated or a Negative Declaration was prepared for this project pursuant to the provisions of CEQA
Yes
(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

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.

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