Environmental Rules in Fillmore, CA (2026)
5 verified environmental rules for Fillmore, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Fillmore participates in the Ventura County Municipal Separate Storm Sewer System (MS4) Permit program. New development and redevelopment must implement Low Impact Development (LID) practices. Illicit discharge to the storm drain system is prohibited.
Fillmore Stormwater Management
Some RestrictionsErosion Control
Fillmore requires erosion control measures for construction and grading projects, particularly important given the city's location in the Santa Clara River floodplain. Projects disturbing 1+ acre must comply with the NPDES Construction General Permit (SWPPP required).
Fillmore Erosion Control Requirements
Some RestrictionsCoastal Development
Fillmore is an inland city in the Santa Clara River Valley approximately 30 miles from the coast and is not within the California Coastal Zone. California Coastal Commission regulations do not apply to development within Fillmore city limits.
Fillmore Coastal Development Status
Few RestrictionsFlood Zones
Fillmore participates in the NFIP. The Santa Clara River floodplain and low-lying areas of Fillmore are mapped in FEMA Special Flood Hazard Areas (Zone AE). Development requires floodplain permits.
environmental/flood-zones
Some RestrictionsGrading & Drainage
Fillmore requires grading permits for earthwork that alters the natural grade of land. Projects must include drainage plans to prevent water from flowing onto neighboring properties. The city's Santa Clara River floodplain location makes drainage management essential.
Fillmore Grading & Drainage Requirements
Some RestrictionsLooking for Ventura County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Fillmore city rules.
Environmental Rules in Ventura County →