Enhanced Treatment and Site Upgrade (ETSU) Phase 1 Program

2 Documents in Project


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
Agency Name
Union Sanitary District
Contact Types
Lead/Public Agency / Project Applicant


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

Notice of Completion

State Review Period Start
State Review Period End
State 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)
State Reviewing Agency Comments
California Department of Water Resources (DWR)
Development Types
Waste Treatment:Sewer (MGD 33)
Local Actions
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


Notice of Completion [NOC] Transmittal form
State Comment Letters [Comments from state reviewing agencies]

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.

Download CSV Download All Attachments New Search Print