City of Vacaville Easterly Wastewater Treatment Plant Tertiary Project

7 Documents in Project


SCH Number
Lead Agency
Vacaville, City of (City of Vacaville)
Document Title
City of Vacaville Easterly Wastewater Treatment Plant Tertiary Project
Document Type
EIR - Draft EIR

Document Description
The City of Vacaville is intending to construct a number of improvements at the City's Easterly Wastewater Treatment Plant (EWWTP) necessary to respond to regulatory and permit requirements, including compliance with numerical ammonia limits, nitrate limits, elimination of blending and dry wather filtration / Title 22 reclamation. These plant upgrades are collectively referred to as the "Tertiary Treatment Project". The EWWTP provides service to developed areas within the City limits of Vacaville and also provides service to the unincorporated community of Elmira. The EWWTP currently discharges treated wastewater effluent to Old Alamo Creek; such discharge being regualted by a NPDES permit from the Central Valley Regional Water Quality Control Board (CVRWQCB). On April 25, 2008, the CVRWQCB issued Waste Discharge Order No. R5-2008-0055. NPDEA Permit No. CA007769 which requires the City to implement the upgrades to the treatment plant identified in the Tertiary Treatment Project. In addition, as part of the project, the City will be implementing modifications to some of the existing facilities to improve operational efficiency, and address reduction to certain odr, light/glare and noise concerns that have been expressed to the City.

Contact Information
Deborah Faaborg
City of Vacaville
650 Merchant Street
Vacaville, CA 95688



Cross Streets
Vaca Station Road, Fry Road and Lewis Road (6040 Vaca Station Road)
Total Acres
Parcel #
142-110-050, -040; 142-200-040
State Highways
Sr 113, US 80
Nut Tree, Travis AFB
Sierra School of Solano Co, Jean Callison ES
Old Alamo Creek
Other Location Info
City/Nearest Community: Elmira

Notice of Completion

Review Period Start
Review Period End
Development Type
Waste Treatment:Other (Treatment Process Upgrades - 15mgd ADWF)
Local Action
Other Action Use Permit Other Action: Wastewater Treatment
Project Issues
Cumulative Effects Landuse Growth Inducing Wildlife Wetland/Riparian Water Supply Water Quality Vegetation Traffic/Circulation Toxic/Hazardous Solid Waste Soil Erosion/Compaction/Grading Public Services Noise Geologic/Seismic Flood Plain/Flooding Drainage/Absorption Biological Resources Archaeologic-Historic Air Quality Agricultural Land Aesthetic/Visual
Reviewing Agencies
Department of Fish and Wildlife, Region 3 State Water Resources Control Board, Divison of Financial Assistance California Department of Parks and Recreation California Highway Patrol California Public Utilities Commission Caltrans, District 4 Delta Protection Commission Department of Conservation Department of Health Services Department of Toxic Substances Control Department of Water Resources Native American Heritage Commission Office of Emergency Services, California Regional Water Quality Control Bd., Region 5 (Sacramento) Resources Agency State Water Resources Control Board, Division of Water Quality
Download CSV New Search