Wastewater Treatment Plant Upgrade Project

5 Documents in Project


SCH Number
Lead Agency
Colusa, City of (City of Colusa)
Document Title
Wastewater Treatment Plant Upgrade Project
Document Type
MND - Mitigated Negative Declaration
Present Land Use

Document Description
City of Colusa proposes several upgrades to their existing state-of-the art wastewater treatment plan to meet Clean Water Act requirements in their NPDES permit including: collection system improvements of pipelines within the City limits, upgrades to treatment process using the Bio-Lac patented denitrification process to remove nitrogen from wastewater; minor improvements to existing sludge drying beds to improve drainage, conversion of abandoned treatment ponds to new storage ponds for reclaimed wastewater and new pipeline to convey tertiary treated wastewater to nearby agricultural fields for seasonal reuse. Project anticipates funding through SWRCB SRF program.

Contact Information
Jesse Cain
City of Colusa
425 Webster Street
Colusa, CA 95932

Phone : (530) 458-4740


39°18'7.2"N 122°27'7.177"W
Cross Streets
Will S Green Avenue
State Highways
Hwy 20
Colusa Municipal AP
Colusa HS
Powell Slough, Colusa Basin Drain

Notice of Completion

Review Period Start
Review Period End
Development Type
Industrial Waste Treatment:Other (Wastewater)
Project Issues
Air Quality Archaeologic-Historic Biological Resources Flood Plain/Flooding Vegetation Water Quality Land Use
Reviewing Agencies
Air Resources Board California Department of Parks and Recreation California Highway Patrol Caltrans, District 3 Caltrans, Division of Aeronautics Department of Conservation Department of Fish and Wildlife, Region 2 Department of Toxic Substances Control Department of Water Resources Native American Heritage Commission Resources Agency State Water Resources Control Board, Division of Water Quality State Water Resources Control Board, Division of Drinking Water Regional Water Quality Control Bd., Region 5 (Sacramento) State Water Resources Control Board, Divison of Financial Assistance

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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