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Title III›Division 1 — PLANNING›Part 2 — REGULATIONS FOR THE COMBINING ZONES

21.1 F - FLOOD HAZARD AREAS

Humboldt County Zoning Code · 2026-07 edition · updated 2026-07-09 · Humboldt County

21.1.1 Purpose. The purpose of these regulations is to minimize public and private losses due to flood and tsunami conditions in specific areas of the County. (Former Section INL#315-8.1(A); Added by Ord. 2205, Sec. 1, 4/ 11/00)

21.1.2 Applicability. These regulations shall apply to all areas designated “F” on the Zoning Maps and situated within the areas of special flood hazard as identified on the Federal Insurance Administration’s Federal Insurance Rate Maps (FIRM) for Humboldt County. (Former Section INL#315-8.1(B); Added by Ord. 2205, Sec. 1, 4/11/00)

21.1.3 Modifications Imposed by Flood Hazard Regulations. These regulations shall be in addition to the requirements imposed by the principal zones, development regulations, and other special area regulations. Wherever the provisions of these regulations conflict with or are inconsistent in application with any other regulations with most restrictive regulation shall apply. (Former Section INL#315-8.1(C); Added by Ord. 2205, Sec. 1, 4/11/00)

21.1.4 Special Permit Required. A special permit is required for the development of a residential structure on a legal nonconforming lot that is substandard to the minimum lot size standards of the principal zone and is located wholly within a flood hazard zone.

21.1.5 Prohibited New Development within One Hundred (100) Year Floodway and Flood Plain.

New

development within the one hundred (100) year floodway and flood plain shall be restricted as follows: (Former Section INL#315-8.1(D); Added by Ord. 2205, Sec. 1, 4/11/00)

21.1.5.1 Within designated floodways the following is prohibited unless overriding considerations are made with specific factual findings with respect to the public health, safety and welfare: (Former Section INL#315-8.1(D)(1); Added by Ord. 2205, Sec. 1, 4/11/00)

Mobilehome Parks

21.1.5.2 Within both designated floodways and flood plains the following use types are prohibited unless overriding considerations are made with specific factual findings with respect to the public health, safety and welfare: (Former Section INL#315-8.1(D)(2); Added by Ord. 2205, Sec. 1, 4/11/00)

Health Care Services

Extensive Impact Civic Use

Solid Waste Disposal

Hazardous Industrial

The Humboldt County Code is current through Ordinance 2784, passed March 10, 2026.

Page 530 of 1183

Title III Land Use and Development | Humboldt County Code

See Section C, Index of Definitions of Language and Legal Terms, for definitions of “Floodway” and “Flood Plain.” See Section D, Part 2 of this Chapter: Glossary of Use Types, for definitions of these use types. (Ord. 2629, § 6, 6/ 11/2019)

314-22 “G” Combining Zone Designations

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▸ Contents — Humboldt County Zoning Code
Humboldt County Zoning Code
  1. ▸ Title III
    Overview
    1. ▸ Division 1 — PLANNING
      Overview
      1. Chapter 2 — ADMINISTRATION, PROCEDURES, AMENDMENTS AND ENFORCE…
      2. Chapter 1
      3. Chapter 2
      4. Chapter 3
      5. Part 1 — PRINCIPAL ZONES
      6. Part 2 — SPECIAL AREA COMBINING ZONES
      7. Part 1 — USES AND ACTIVITIES
      8. Part 2 — STRUCTURES AND FACILITIES
      9. Part 3 — DEVELOPMENT STANDARDS
      10. Part 4 — REGULATIONS THAT APPLY IN SENSITIVE HABITATS AND HAZA…
      11. Part 5 — NONCONFORMING USES AND STRUCTURES
      12. Part 1 — CLASSIFICATION OF USE TYPES
      13. Part 2 — GLOSSARY OF USE TYPES
      14. Part 1 — PRINCIPAL ZONES
      15. ▸ Part 2 — REGULATIONS FOR THE COMBINING ZONES
        Overview
        1. 15.1 APPLICABILITY
        2. 15.2 SPECIAL AREA COMBINING ZONES AND RESPECTIVE DESIGNATIONS
        3. 16.1 AP - AIRPORT SAFETY REVIEW
        4. 17.1 B - SPECIAL BUILDING SITE
        5. 19.1 D - DESIGN CONTROL
        6. 21.1 F - FLOOD HAZARD AREAS
        7. 22.1 G - ALQUIST-PRIOLO FAULT HAZARD
        8. 22.2 GO - GREENWAY AND OPEN SPACE
        9. 27.1 L - LANDSCAPING AND DESIGN
        10. 28.1 M - MANUFACTURED HOME DEVELOPMENT STANDARD COMBINING ZONE
        11. 28.2 MR – MINERAL RESOURCES COMBINING ZONE
        12. 29.1 N - NOISE IMPACT
        13. 31.1 P - PLANNED DEVELOPMENT
        14. 31.2 PRD – PLANNED RURAL DEVELOPMENT
        15. 32.1 Q - QUALIFIED
        16. 33.1 R - RECREATION
        17. 33.2 RR – RAILROAD RIGHTS-OF-WAY PROTECTION
        18. 34.1 S - DEVELOPMENT STANDARD COMBINING ZONE
        19. 34.2 SM - DEVELOPMENT STANDARD COMBINING ZONE
        20. 34.3 SY - DEVELOPMENT STANDARD COMBINING ZONE
        21. 34.4 SZ - DEVELOPMENT STANDARD COMBINING ZONE
        22. 35.1 T - MANUFACTURED HOME COMBINING ZONE
        23. 38.1 PURPOSE
        24. 38.2 APPLICABILITY
        25. 38.3 MODIFICATIONS IMPOSED BY THE STREAMSIDE MANAGEMENT AREAS …
        26. 39.1 X - RECREATION
        27. 40.1 Y - SPECIFIED MINIMUM AND AVERAGE LOT SIZE
        28. 41.1 Z - NO FURTHER SUBDIVISION ALLOWED
      16. Part 1 — USES AND ACTIVITIES
      17. Part 2 — STRUCTURES AND FACILITIES
      18. Part 3 — DEVELOPMENT STANDARDS
      19. Part 4 — (SECTION RESERVED FOR FUTURE USE)
      20. Part 5 — NONCONFORMING USES AND STRUCTURES
      21. Part 1 — CLASSIFICATION OF USE TYPES
      22. Part 2 — GLOSSARY OF USE TYPES
  2. Title III — LAND USE AND DEVELOPMENT

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