FEMA flood zone rules in Fresno, CA — also called floodplain regulations or special flood hazard area (SFHA) rules — determine flood insurance requirements and elevation standards for new construction.
Fresno has significant flood risk areas along the San Joaquin River, Kings River, and various urban drainage channels. FMC Chapter 11, Article 2 establishes floodplain management regulations implementing FEMA's National Flood Insurance Program (NFIP). Properties in Special Flood Hazard Areas (SFHA) must comply with elevation requirements, flood-proofing standards, and development restrictions. The city's location in the Central Valley between the San Joaquin and Kings River floodplains creates substantial exposure.
New construction in the 100-year floodplain must elevate the lowest floor at least one foot above the Base Flood Elevation (BFE). Substantial improvements (exceeding 50% of market value) must also meet elevation requirements. The City participates in FEMA's Community Rating System (CRS). Development in regulatory floodways is prohibited unless a no-rise certification is provided by a licensed engineer. The Fresno Metropolitan Flood Control District manages regional flood control infrastructure including retention basins and storm drain channels.
Building without required flood permits or failing to meet elevation standards can result in permit revocation, increased flood insurance premiums, and potential NFIP sanctions affecting the entire community's eligibility for flood insurance.
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Side-by-side rule comparisons with other cities in Fresno County.
See how other cities in Fresno County handle flood zones.
See how Fresno's flood zones rules stack up against other locations.
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