Pressure Zone 538 Reservoir Replacement


SCH Number
Lead Agency
Ventura County
Document Title
Pressure Zone 538 Reservoir Replacement
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Document Description
The existing Pressure Zone 538 Reservoir is composed of a welded steel tank approximately 39 feet in diameter and 24 feet tall. The tank is painted green and is located within an 0.38 acre easement on APN 163-0-010-27. The reservoir site is fenced with chain-link fencing, and includes associated piping, valves and pumps. The site is accessed from a paved agricultural road along the east side of the easement. The proposed project consists of the removal of the existing 210,000-gallon Pressure Zone 538 Reservoir and replacement with two 300,000 gallon above-ground tanks within the existing easement. The proposed project would be constructed in three phases: • Phase 1. Construction of the common tank pad and Tank 1 to serve the Somis Ranch Farmworker Housing Project (about 12 months). • Phase 2. Construction of the booster pump station (about nine months). • Phase 3. Construction of Tank 2 to serve existing Waterworks District No. 19 customers (about 12 months

Contact Information

Ryan Lippincott
Agency Name
Ventura County Public Works Water & Sanitation
Job Title
Project Manager
Contact Types
Lead/Public Agency / Project Applicant


Cross Streets
Worth Way/Castillo de Rosas
Total Acres
Parcel #
State Highways
SR 118, SR 34
Metrolink, Union Pacific
Arroyo Las Posas
San Bern

Notice of Completion

State Reviewing Agencies
California Air Resources Board (ARB), California Department of Conservation (DOC), California Department of Fish and Wildlife, South Coast Region 5 (CDFW), California Department of Parks and Recreation, California Department of Transportation, District 7 (DOT), California Department of Water Resources (DWR), California Highway Patrol (CHP), California Native American Heritage Commission (NAHC), California Natural Resources Agency, California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB), California Santa Monica Mountains Conservancy (SMMC), Department of Toxic Substances Control, Office of Historic Preservation, State Water Resources Control Board, Division of Drinking Water
Development Types
Water Facilities (Two new water tanks (0.6 MG total ) replacing one 0.21 MG tank)(Type Replacement tank, MGD 0.6)
Local Actions
Site Plan
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Biological Resources, Cultural Resources, Cumulative Effects, Drainage/Absorption, Energy, Flood Plain/Flooding, Geology/Soils, Greenhouse Gas Emissions, Growth Inducement, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Mandatory Findings of Significance, Mineral Resources, Noise, Public Services, Recreation, Schools/Universities, Septic System, Sewer Capacity, Solid Waste, Transportation, Tribal Cultural Resources, Utilities/Service Systems, Vegetation, Wetland/Riparian, Wildfire
Local Review Period Start
Local Review Period End


Draft Environmental Document [Draft IS, NOI_NOA_Public notices, OPR Summary Form, Appx,]
Notice of Completion [NOC] Transmittal form

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 or via phone at (916) 445-0613. For more information, please visit OPR’s Accessibility Site.

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