Environmental Rules in South San Francisco, CA (2026)
1 verified environmental rules for South San Francisco, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Flood Zones
Parts of South San Francisco near the Bay shoreline and low-lying industrial areas are in FEMA flood zones. New construction in Special Flood Hazard Areas requires elevation and a floodplain development permit. Sea level rise is a key risk.
South San Francisco Flood Zone Rules
Some RestrictionsLooking for San Mateo County county-wide rules?
County ordinances apply to unincorporated areas and may supplement South San Francisco city rules.
Environmental Rules in San Mateo County →