Enhanced Treatment and Site Upgrade (ETSU) Phase 1 Program


SCH Number
Lead Agency
Union Sanitary District
Document Title
Enhanced Treatment and Site Upgrade (ETSU) Phase 1 Program
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Wastewater treatment

Document Description
The ETSU Program was developed to meet the wastewater treatment and disposal needs for USD over the next 20-40 years. Phase 1 is the most immediate priority for the Districts Alvarado WWTP and calls for the first phase of secondary treatment process improvements by 2027. Through 4 projects, Phase 1 will provide for improvements to the aeration basins (ABs) and the addition of AB 8, new secondary clarifiers, effluent facilities, equalization, and replacement of the existing administration and control building with a new campus layout.

Contact Information
Richard Pipkin
Union Sanitary District
Lead/Public Agency / Project Applicant
5072 Benson Road
Union City , CA 94587

Phone : (510) 477-7562


Union City
Northern California San Francisco Bay Area
Cross Streets
Bettencourt Way/Horner
Total Acres
State Highways

Notice of Completion

Review Period Start
Review Period End
Development Type
Waste Treatment:Sewer (MGD 33)
Local Action
Building Permit
Project Issues
Aesthetics Air Quality Biological Resources Cultural Resources Cumulative Effects Drainage/Absorption Flood Plain/Flooding Geology/Soils Greenhouse Gas Emissions Growth Inducement Hazards & Hazardous Materials Hydrology/Water Quality Land Use/Planning Mandatory Findings of Significance Noise Solid Waste Transportation Tribal Cultural Resources Vegetation Wetland/Riparian
Reviewing Agencies
California Air Resources Board (ARB) California Department of Conservation (DOC) California Department of Fish and Wildlife, Bay Delta Region 3 (CDFW) California Department of Fish and Wildlife, Marin Region 7 (CDFW) California Department of Forestry and Fire Protection (CAL FIRE) California Department of Parks and Recreation California Department of Transportation, District 4 (DOT) California Highway Patrol (CHP) California Native American Heritage Commission (NAHC) California Natural Resources Agency California Regional Water Quality Control Board, San Francisco Bay Region 2 (RWQCB) California State Lands Commission (SLC) Office of Historic Preservation San Francisco Bay Conservation and Development Commission (BCDC) State Water Resources Control Board, Division of Drinking Water State Water Resources Control Board, Division of Water Quality State Water Resources Control Board, Divison of Financial Assistance California Department of Water Resources (DWR)


Draft Environmental Document [Draft IS, NOI_NOA_Public notices, OPR Summary Form, Appx,]
Appendix   PDF 21432 K NOI   PDF 872 K Summary_Form_for_Document_Submittal   PDF 575 K USD ETSU Phase 1 Program Initial Study   PDF 11287 K
Notice of Completion [NOC] Transmittal form
NOC   PDF 1638 K
State Comment Letters [Comments from state reviewing agencies]
2021030219_Waterboards Comment   PDF 3173 K

Disclaimer: The Governor’s Office of Planning and Research (OPR) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, 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. For more information, please visit OPR’s Accessibility Site.

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