Environmental Rules in San Leandro, CA (2026)
4 verified environmental rules for San Leandro, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
San Leandro is co-permittee under Bay Area Municipal Regional Stormwater NPDES Permit. C.3 treatment required for projects creating 2,500+ sq ft impervious.
Environmental: Stormwater
Heavy RestrictionsErosion Control
San Leandro requires erosion and sediment control plans for grading over 50 cubic yards or 1 acre. BMPs per CA Stormwater Quality Association manual.
Environmental: Erosion Control
Some RestrictionsFlood Zones
San Leandro is a participating community in the National Flood Insurance Program (NFIP). Floodplain management is codified in San Leandro Municipal Code (SLMC) Title 7, Chapter 7-9 (originally adopted by Ordinance 99-07). FEMA's December 21, 2018 Coastal Flood Insurance Rate Map (FIRM) revision identifies Special Flood Hazard Areas (Zone AE and Zone X) along the San Francisco Bay shoreline, the San Leandro Marina, San Lorenzo Creek, and Estudillo Canal.
San Leandro FEMA Flood Zones and Floodplain Management
Heavy RestrictionsGrading & Drainage
San Leandro grading permits required for moves over 50 cubic yards or cuts/fills over 3 ft deep. CBC Appendix J governs drainage.
Environmental: Grading Drainage
Some RestrictionsLooking for Alameda County county-wide rules?
County ordinances apply to unincorporated areas and may supplement San Leandro city rules.
Environmental Rules in Alameda County →