Waste Discharge Requirements for Surfactant Flushing of Contaminated Soil and Groundwater

2 Documents in Project


SCH Number
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
Present Land Use

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)
Lead/Public Agency
5550 Skylane Boulevard, Suite A
Santa Rosa, CA 95401

Phone : (707) 576-2831


Santa Rosa
Cross Streets
Roseland Avenue and Sebastopol Road
Parcel #
State Highways
Roseland Elementary School
Roseland Creek

Notice of Completion

Review Period Start
Review Period End
Development Type
Waste Treatment:Other (Soil and Groundwater)
Local Action
Project Issues
Hazards & Hazardous Materials Hydrology/Water Quality Noise
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

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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