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
MND - Mitigated Negative Declaration
Received
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

Name
Colleen Hunt
Agency Name
Regional Water Quality Control Board, Region 1 (North Coast)
Contact Types
Lead/Public Agency

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 Completion

State Review Period Start
State Review Period End
State Reviewing Agencies
California Department of Fish and Wildlife, Bay Delta Region 3 (CDFW), California Department of Health Care Services (DHCS), California Department of Parks and Recreation, California Department of Transportation, District 4 (DOT), California Native American Heritage Commission (NAHC), Department of Toxic Substances Control, Department of Water Resources, Resources Agency, Resources, Recycling and Recovery
Development Types
Waste Treatment:Other (Soil and Groundwater)
Local Actions
WDRs
Project Issues
Hazards & Hazardous Materials, Hydrology/Water Quality, Noise

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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