DATE:
February 11, 2026
04
TO:
Board of Supervisors
SUBJECT
Title
ADVERTISE AND AWARD A CONSTRUCTION CONTRACT FOR SOUTH MISSION ROAD (NORTH SEGMENT) GREEN STREET PROJECT AND RELATED CEQA EXEMPTION (DISTRICT: 5)
Body
OVERVIEW
The South Mission Road Green Street Project is a project that is part of the County's Green Streets Clean Water (GSCW) Plan, published in Spring 2022, which identifies opportunities within the unincorporated County of San Diego to implement green infrastructure in the road right-of-way. Green infrastructure projects, including green streets projects sited in the County road right-of-way, capture, slow down, and filter stormwater to reduce pollutants before they reach local waterbodies. The GSCW Plan and other green infrastructure projects support the County's compliance with the Regional Municipal Separate Storm Sewer System (MS4) Permit and Trash Amendments, which require local agencies to control the discharge of bacteria, trash, and other pollutants. To meet these requirements, the Department of Public Works (DPW) manages a green infrastructure capital program to improve local water quality.
This project is located in Fallbrook along South Mission Road (between Mission Oaks Road and Ammunition Road) and advances goals to improve water quality in the San Luis Rey River Watershed, which drains to the Pacific Ocean and which is subject to the MS4 Permit. The first phase of this project was funded through the American Rescue Plan Act (ARPA) was approved on August 28, 2024(4), is currently underway and will be completed in Spring 2026. To reach compliance with the MS4 Permit, Both phases of the Project incorporate structural Best Management Practices (BMPs) that are designed to reduce stormwater runoff and improve water quality during both wet and dry weather periods. If the Project does not move forward, the County risks future compliance with the MS4 Permit. The second phase of the Project will include installation of biofiltrat...
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