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Building in a flood zone in Fort Jones

Fort Jones's own rules on building in a flood zone, with the code text for every value.

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Each rule below links to the section of the Fort Jones Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What Fort Jones's code says

Fort Jones code What Fort Jones's code adds
Floodplain permit
  • You need a development permit before building, filling, storing materials or adding drainage in any special flood hazard area.
    § 18.56.090 · code text
    A development permit shall be obtained before construction or development begins within any area of special flood hazard defined in section 18.56.110.
Height of the lowest floor
  • The lowest floor must be at or above the base flood elevation, or higher where the state building code requires.
    Applies: New or substantially improved homes in A1-30, AE and AH zones.
    § 18.56.190 · code text
    In new construction and substantial improvement of any residential structure within A1-30, AE, and AH Zones shall have the lowest floor, including basement, elevated to or above the base flood elevation, or elevated in accordance with the requirements of the California Building Standards Code, whichever provides the higher standard of flood protection.
  • Lowest floor: at least the flood map depth number above the highest adjacent ground, or higher if state code requires.
    Applies: New or substantially improved homes in AO zones where the flood map shows a depth number.
    § 18.56.190 · code text
    In AO Zones, all new construction and substantial improvement of any residential structure shall have the lowest floor, including the basement, elevated to or above the highest adjacent grade to a height at least equal to the depth number specified on the FIRM, or at least two feet if no depth number is specified, or elevated in accordance with the requirements of the California Building Standards Code, whichever standard provides greater flood protection.
  • The lowest floor must be at least 2 feet above the highest adjacent ground.
    Applies: New or substantially improved homes in AO zones where the flood map shows no depth number.
    § 18.56.190 · code text
    In AO Zones, all new construction and substantial improvement of any residential structure shall have the lowest floor, including the basement, elevated to or above the highest adjacent grade to a height at least equal to the depth number specified on the FIRM, or at least two feet if no depth number is specified, or elevated in accordance with the requirements of the California Building Standards Code, whichever standard provides greater flood protection.

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

What are the rules for building in a Fort Jones flood zone?

Fort Jones's code: You need a development permit before building, filling, storing materials or adding drainage in any special flood hazard area. (§ 18.56.090); The lowest floor must be at or above the base flood elevation, or higher where the state building code requires. (New or substantially improved homes in A1-30, AE and AH zones.) (§ 18.56.190).

General information, not legal advice.

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