Replace 1,430 feet of 4-inch, leak prone, undersized cast-iron pipe from 1937 with new 6- and 8-inch welded steel pipe as part of the Fire Flow Improvement Program. This project is being coordinated with the Marin County Department of Public Works to ensure the pipeline is replaced ahead of its road rehabilitation project.
Construction Update (October 2026)
Work is expected to start soon on the Palm Avenue Pipeline Replacement Project. Construction should be completed within 90 days of construction start.
Schedule and Status
Design: February 2026 – May 2026
Construction: October 2026 – December 2026
Contact Information
- Marin Water Construction Management team: 415-945-1560
Investing in your water system
This project will improve fire flow and seismic reliability of the system in support of the District’s Fire Flow Improvement Program, a voter-approved initiative that helps boost water flows to hydrants for emergency response purposes.
Funding Sources
| Capital Maintenance Fund | Fire Flow Improvement Program | Total |
| – | $710,000 | $710,000 |