Environmental Rules in Fairfield, CA (2026)
2 verified environmental rules for Fairfield, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Fairfield Municipal Code Chapter 22B prohibits illicit (non-stormwater) discharges to the city storm drain system and implements the Bay Area Municipal Regional Stormwater NPDES Permit. New and redevelopment projects creating 5,000+ sq ft of impervious surface require stormwater treatment.
Stormwater Management and Discharge Control in Fairfield
Heavy RestrictionsFlood Zones
Fairfield Municipal Code Chapter 8A (Flood Damage Prevention) regulates development within FEMA Special Flood Hazard Areas. Properties near Suisun, Green Valley, Dan Wilson, Ledgewood, and Union creeks are most affected; the city joined the National Flood Insurance Program in 1984.
Flood Zones and Floodplain Management in Fairfield
Some RestrictionsLooking for Solano County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Fairfield city rules.
Environmental Rules in Solano County →