Salt Creek Canyon
Summary
SCH Number
2026060149
Lead Agency
California Department of Transportation, District 3
(DOT)
Document Title
Salt Creek Canyon
Document Type
NOP - Notice of Preparation of a Draft EIR
Received
Present Land Use
Highway; Foothill Agriculture; Exclusive Agriculture; Resource Management; Residential Single Family.
Document Description
The California Department of Transportation proposes a safety improvements project in Colusa County on State Route (SR) 20 extending from the Colusa/Lake County line, post mile (PM) 0.0 to Interstate 5 intersection, PM R22.1.
The project aims to enhance safety for the traveling public along this segment of SR 20 by widening nonstandard shoulders, improving sight distance/clear recovery zone(s), pavement rehabilitation, construction/repair/extension of earth retaining systems (ERS), and installation of shoulder backing and pavement edge treatment. Proposed project work includes drainage rehabilitation or replacement, installation and replacement of rock slope protection (RSP), installation of bioswale or bio strip for stormwater treatment, upgrade and installation of guardrail and end treatment to Manual of Assessing Safety Hardware (MASH) approved devices, addition of shoulder and centerline rumble strips, removal and/or trimming of existing trees and vegetation, and upgrade and installation of signing and striping.
Contact Information
Name
Jordan Schmidt
Agency Name
California Department of Transportation
Job Title
Environmental Coordinator
Contact Types
Lead/Public Agency
Phone
Name
Thaleena Bhattal
Agency Name
California Department of Transportation
Job Title
Senior Environmental Branch Chief
Contact Types
Lead/Public Agency
Phone
Location
Coordinates
Cities
Clearlake Oaks unincorporated area, Williams
Counties
Colusa
Regions
Northern California
Cross Streets
SR 16; Bear Valley Road; Husted Road
Zip
95423
State Highways
State Route 20; State Route 16
Airports
Williams Airport
Schools
Williams Primary Elementary; Williams Junior/Senior High;
Waterways
Salt Creek
Other Location Info
All Schools within 2 miles listed on NOC Transmittal Form.
Notice of Completion
State Review Period Start
State Review Period End
State Reviewing Agencies
California Air Resources Board (ARB), California Department of Education, California Department of Forestry and Fire Protection (CAL FIRE), California Department of Parks and Recreation, California Department of Toxic Substances Control (DTSC), California Department of Water Resources (DWR), California Governor's Office of Emergency Services (OES), California Natural Resources Agency, California Public Utilities Commission (CPUC), California Regional Water Quality Control Board, Central Valley Redding Region 5 (RWQCB), California State Lands Commission (SLC), California Transportation Commission (CATC), Central Valley Flood Protection Board, Office of Historic Preservation, State Water Resources Control Board, Division of Drinking Water, State Water Resources Control Board, Division of Water Quality, State Water Resources Control Board, Division of Water Rights, California Native American Heritage Commission (NAHC), California Highway Patrol (CHP), California Department of Fish and Wildlife, North Central Region 2 (CDFW)
State Reviewing Agency Comments
California Native American Heritage Commission (NAHC), California Highway Patrol (CHP), California Department of Fish and Wildlife, North Central Region 2 (CDFW)
Development Types
Transportation:Highway/Freeway (Safety Improvements of a segment along State Route 20.)
Local Actions
Transportation
Project Issues
Aesthetics, Agriculture and Forestry Resources, Biological Resources, Cultural Resources, Drainage/Absorption, Flood Plain/Flooding, Geology/Soils, Greenhouse Gas Emissions, Hazards & Hazardous Materials, Land Use/Planning, Mandatory Findings of Significance, Public Services, Transportation, Tribal Cultural Resources, Vegetation, Wetland/Riparian, Wildfire
Public Review Period Start
Public Review Period End
Attachments
Draft Environmental Document [Draft IS, NOI_NOA_Public notices, OPR Summary Form, Appx,]
Notice of Completion [NOC] Transmittal form
State Comment Letters [Comments from State Reviewing Agency(ies)]
Disclaimer: The Governor’s Office of Land Use and Climate Innovation (LCI) 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. For more information, please visit LCI’s Accessibility Site.