§ 15.52
Glenn County Zoning Code · 2026-07 edition · updated 2026-07-25 · Glenn County
15.52.020 Applicability ¶
Applications for RPM zoning shall be for a parcel or contiguous parcels totaling one hundred, sixty (160) acres or more. (Ord. 1189 § 3, 2006)
15.52.030 Plans Required ¶
A rezoning application to RPM shall be accompanied by a general plan of development for the entire parcel(s) unless the rezoning is publicly initiated and implements language included in an approved specific, general or community plan.
A conditional use permit for a specific plan of development shall be required for the portion of the parcel(s) to be developed. 3. General plans and conditional use permits for plans of development shall be approved prior to any development. 4. Ministerial permits such as grading, building and health department permits shall not be issued prior to approval of a conditional use permit for a specific plan of development. (Ord. 1189 § 3, 2006)
15.52.040 Uses Permitted ¶
The following uses are permitted in any RPM district provided that such uses are not inconsistent with an approved general or specific plan of development:
Growing and harvesting of any agricultural crop or product;
Livestock farming, including the raising, feeding, maintaining and breeding of horses, cattle, sheep, goats and similar livestock;
Game preserves and hunting clubs, private or public, but shall not include permanent facilities such as hotels, motels, restaurants, club houses; 4. Accessory buildings or structures required for the storage of any crops, products, equipment or uses lawfully permitted or produced on the premises. (Ord. 1189 § 3, 2006)
15.52.050 Uses Permitted By General And Specific Plans Of Development
The following uses may be permitted by general and specific plans of development in the RPM district:
Motorsport activities and facilities included, but not limited to, automobile racing, motorcycle racing, garages, storage, stands, viewing and judging areas, support facilities, and parking areas.
Recreation facilities including, but not limited to, tennis courts, fitness trails, swimming pools, boat docks, marinas, playgrounds and parks. 3. All those uses permitted or conditionally permitted in the commercial and industrial districts compatible with recreational activities and motorsports. (Ord. 1189 § 3, 2006) 15.52.060 Application Procedure For Rezoning And The General Plan Of Development 1. Preapplications Meeting(s). Prior to preparation of the application for rezoning and the general plan of development the applicant shall attend a preapplication meeting(s) with the planning authority staff. Purposes to be served include: 1. To explain the purpose of the planned development commercial district; 2. To review the project’s consistency with the county general plan, 3. To review the county code requirements; 4. To provide a review of the applicant’s conceptual design and development objectives. 2. Application. Application shall be made on forms provided by the planning authority and accompanied by all fees, information and supplemental plans required by this chapter. No applications shall be accepted until the applicant has complied with subsection (A) of this section. (Ord. 1189 § 3, 2006) 15.52.070 Application Procedure For The Specific Plan Of Development 1. Preapplication Meeting(s). Applicants for a conditional use permit for a specific plan of development shall attend a preapplication meeting(s) with the planning authority staff. The following shall be reviewed at the preapplication meeting: 1. Consistency of the specific plan of development with the approved general plan of development; 2. Review of the development standards applicable to the project. 2. Application. Application shall be made on forms provided by the planning authority and accompanied by all fees, information and supplemental plans required by this district or the subdivision ordinance. No applications shall be accepted until the applicant has complied with subsection (A) of this section. 3. Phasing. RPM projects may be phased if phasing is approved as part of the general plan of development. Specific plans of development and tentative and final map proposals shall conform to the phasing of the approved general plan of development. (Ord. 1189 § 3, 2006) 15.52.080 Minimum Yards Net yards shall be no less than the following: 1. Front Yard. Twenty feet from front lot line, or forty-five feet from centerline of roadway, whichever is greater. Yards abutting streets are front yards. 2. Rear Yard. Twenty feet from rear lot line, except as provided below: 1. Where the rear lot line of a lot abuts a residential zone, the minimum rear yard setback shall be one thousand (1000) feet. Not less than twenty (20) feet abutting the rear lot line shall be landscaped and permanently maintained. Such rear yard may be satisfied by maintenance of a agricultural preservation zone, farmland security zone or other non-residential zoning designation between the RPM district and the residential district. 2. Where the rear lot line of a lot abuts an agricultural preservation zone or a farmland security zone shall be three hundred (300) feet. Not less than twenty (20) feet abutting the rear lot line shall be landscaped and permanently maintained. 3. Side Yard. Ten feet from side lot lines, except as provided below: 1. Where the side lot line of a lot abuts a residential zone, the minimum side yard setback shall be one-thousand (1000) feet. Not less than ten feet abutting the side lot line shall be landscaped and permanently maintained. Such side yard may be satisfied by maintenance of a agricultural preservation zone, farmland security zone or other non-residential zoning designation between the RPM district and the residential district. 2. Where the side lot line of a lot abuts an agricultural preservation zone or a farmland security zone shall be three hundred (300) feet. Not less than twenty (20) feet abutting the rear lot line shall be landscaped and permanently maintained. (Ord. 1189 § 3, 2006) 15.52.090 Open Space All developments proposed under the RPM district may include a proportionate amount of open space for active and passive use by the occupants of the development, whether they are merchants, employees or the general public. The amount to be provided shall be determined as follows: 1. Common Open Space. Each planned development may contain one or more large areas of land permanently reserved primarily for the leisure and recreational use of all the development’s occupants or public and owned and maintained in common by the occupants. 2. Common open space may include: 1. Land area of the site not covered by buildings, parking structures or accessory structures; 2. Land which is accessible and available to all occupants of structures for whose use the space is intended unless such land is in a category listed below; 3. Commonly owned recreational structures and facilities including, but not limited to, gymnasiums, tennis courts, swimming pools, picnic areas and parks. 3. Public Open Space. As an alternative, or in addition to, common open space in subsection (B) of this section, each planned development may propose one or more parcels of land which would be permanently dedicated in fee to the county or other public or private agency. Such areas will be for the use of the development’s occupants in addition to the use by all county residents or for the protection of environmentally sensitive areas. 4. Required Open Space. The county may require public and/or common space in a planned development at the time of approval of the general plan of development. (Ord. 1189 § 3, 2006) 15.52.100 Traffic Circulation 1. Internal Access. All recreation and planned motorsport development proposals shall ensure that internal circulation systems are properly designed to serve the different types of proposed land uses, accommodate expected traffic flows, provide adequate emergency access to all buildings and structures, and provide for
eneral plan of development. (Ord. 1189 § 3, 2006) 15.52.100 Traffic Circulation 1. Internal Access. All recreation and planned motorsport development proposals shall ensure that internal circulation systems are properly designed to serve the different types of proposed land uses, accommodate expected traffic flows, provide adequate emergency access to all buildings and structures, and provide for
eneral plan of development. (Ord. 1189 § 3, 2006) 15.52.100 Traffic Circulation 1. Internal Access. All recreation and planned motorsport development proposals shall ensure that internal circulation systems are properly designed to serve the different types of proposed land uses, accommodate expected traffic flows, provide adequate emergency access to all buildings and structures, and provide for safe and convenient pedestrian access, whether the project is partially or fully implemented. In addition, the following access requirements shall apply: 1. At least two different routes of entrance and exit for emergency vehicles shall be provided where streets are longer than eight hundred feet; 2. All internal circulation systems shall meet the requirements of Chapter 15.64 Road Standards 2. External Access. The planning commission shall review development applications to ensure that projected traffic increases resulting from the project, when partially and fully implemented, will not significantly impact connecting streets, roads and existing and proposed land uses outside the project perimeter. The applicant shall propose measures acceptable to the county to reduce significant impacts to existing road networks or land uses outside the development itself. (Ord. 1189 § 3, 2006)
15.52.110 Streets
All internal streets, roads and drives serving the development shall be designed and constructed to county road improvement and design standards.
The use of private streets within planned developments may be permitted. (Ord. 1189 § 3, 2006)
15.52.120 Signs ¶
- Signs shall be governed by the provisions of Chapter 15.62 Sign Standards 2. There shall be a common theme to the signing of the development. The theme should include some identifiable common element or elements such as dimension, construction material, color scheme, lighting or lettering style. All signs in the development shall be integral components of the common theme. (Ord. 1189 § 3, 2006) 15.52.130 Lapse Of Approval 1. A general plan of development shall expire two years after its date of approval unless an application has been filed with the planning authority for a conditional use permit for specific plan of development prior to plan expiration, or a time extension has been approved prior to the date of the general plan of development expiration. The planning commission may, upon good cause shown, grant a time extension for one year. 2. The conditional use permit for a specific plan of development shall expire five years after approval unless, prior to the expiration date, substantial physical construction has been completed on the development or a time extension has been approved. The planning commission or board of supervisors may, upon good cause shown, grant a time extension for one year. (Ord. 1189 § 3, 2006) 15.52.140 Resubmittal Following Expiration After a general plan or a conditional use permit for a specific plan of development expires, a new general plan or conditional use permit for a specific plan of development application and fee must be submitted for reconsideration. The new application shall be subject to the same procedures and approval as the original application. (Ord. 1189 § 3, 2006) 15.53 AV - Airport Zone 15.53.010 Purpose 15.53.020 Permitted Uses 15.53.030 Uses Permitted With A Conditional Use Permit 15.53.040 Maximum Building Height 15.53.050 Site Plan Review 15.53.010 Purpose This chapter shall be applied to properties used, or planned to be used, as airports and where special regulations are necessary for the protection of life and property. (Ord. 1183 § 2, 2006) 15.53.020 Permitted Uses The following-uses and structures shall be permitted in the AV zone:
tted With A Conditional Use Permit 15.53.040 Maximum Building Height 15.53.050 Site Plan Review 15.53.010 Purpose This chapter shall be applied to properties used, or planned to be used, as airports and where special regulations are necessary for the protection of life and property. (Ord. 1183 § 2, 2006) 15.53.020 Permitted Uses The following-uses and structures shall be permitted in the AV zone:
- Paved runways, taxiways, landing strips and aprons; 2. Aircraft storage, service and repair hangars; 3. Aircraft fueling facilities; 4. Passenger and freight terminal facilities; 5. Lighting, radio and radar facilities; 6. Accessory structures and facilities, including aircraft and aviation accessory sales. (Ord. 1183 § 2, 2006) 15.53.030 Uses Permitted With A Conditional Use Permit Uses permitted in the M (industrial) zone; this does not include conditionally permitted uses in the M (industrial) zone. 1. Commercial uses which are dependent upon the airport for their existence or commercial uses which are related to the traveling public, including highway, community and service commercial uses, but not including any commercial use such as minor or major auto repair or commercial use not conducted entirely within an enclosed building. 2. Those uses which have overhead public utility transmission and distribution facilities are not permitted. 3. Wash racks, rinsing and/or mixing facilities for agricultural chemicals and/or fertilizers prior to or following aerial application. 4. Non-airport related public facilities. (Ord. 1183 § 2, 2006) 15.53.040 Maximum Building Height No building or structure in this zone shall exceed thirty-five feet, except as otherwise permitted with a conditional use permit. (Ord. 1183 § 2, 2006) 15.53.050 Site Plan Review Before applying for a building permit, the applicant shall submit to the planning authority a complete site plan and all other documents necessary for review by the director to ensure compliance with all the requirements of the Glenn County Code. (Ord. 1183 § 2, 2006) Division 15-3 Part 3 Combining Districts 15.54 FP - Flood Plain Management Zone 15.55 AVH - Airport Hazard Zone 15.54 FP - Flood Plain Management Zone 15.54.010 Authorization And Purpose 15.54.020 Findings Of Fact 15.54.030 Methods Of Reducing Flood Losses 15.54.040 Basis For Establishing The Areas Of Special Flood Hazard 15.54.050 Lands To Which This Chapter Applies 15.54.060 Compliance 15.54.070 Establishment Of Development Permit 15.54.080 Designation Of Flood Plain Administrator 15.54.090 Duties And Responsibilities Of Flood Plain Administrator 15.54.100 Standards Of Construction 15.54.110 Standards For Utilities 15.54.120 Standards For Subdivisions 15.54.130 Standards For Manufactured Homes 15.54.140 Standards For Recreational Vehicles 15.54.150 Permit Exceptions-Structures Placement, Construction 15.54.160 Floodway Encroachments 15.54.170 Appeals 15.54.180 Variances 15.54.190 Variance Appeals 15.54.200 Conditions For Variances 15.54.210 Application And Interpretation 15.54.220 Severability
15.54.010 Authorization And Purpose
The purpose of this chapter is to promote and protect. This chapter is adopted pursuant to Section 7 of Article XI of the California Constitution and supplemental authority contained in state statutes. The purpose of this chapter is to promote and protect the public health, safety, and general welfare by providing a definite plan of development standards to guide, control and regulate growth in areas subject to flooding and to minimize public and private losses due to flood conditions in specific areas by provisions designed to:
Protect human life and health;
Minimize expenditures of public money for costly flood control projects;
Minimize the need for rescue and relief efforts associated with flooding and generally undertaken at the expense of the general public;
Minimize prolonged business interruptions;
Minimize damage to public facilities and utilities such as water and gas mains; electric, telephone and sewer lines; and streets and bridges located in areas of special flood hazard;
Help maintain a stable tax base by providing for the sound use and development of areas of special flood hazard so as to minimize future blighted areas caused by flood damage;
Provide for notice to potential buyers that property is in an area of special flood hazard; and
Provide that those who occupy or use areas of special flood hazard assume responsibility for their actions (Ord. 1183 § 2, 2006)
15.54.020 Findings Of Fact
Flood hazard areas exist in Glenn County and are characterized by periodic inundation which may result in loss of life and property, create health and safety hazards, disrupt commerce and governmental services, cause extraordinary public expenditures for flood protection and relief, and impair the tax base, all of which adversely affect the public health, safety, and general welfare of persons residing, working or visiting in the county.
These flood losses are caused by uses that are inadequately elevated, flood-proofed, or protected from flood damage. The cumulative effect of obstructions in areas of special flood hazards which increase flood heights and velocities also contribute to the flood loss. (Ord. 1183 § 2, 2006)
15.54.030 Methods Of Reducing Flood Losses
To accomplish its purposes, this chapter establishes methods and provisions to:
Restrict or prohibit uses which are dangerous to health, safety, and property due to water or erosion hazards, or which result in damaging increases in erosion or in flood heights or velocities; 2. Require that uses vulnerable to floods, including facilities which serve such uses, be protected against flood damage at the time of initial construction;
Control the alteration of natural flood plains, stream channels, and natural protective barriers, which help accommodate or channel flood waters;
Control filling, grading, dredging, and other development which may increase flood damage; and 5. Prevent or regulate the construction of flood barriers which will unnaturally divert flood waters or which may increase flood hazards in other areas. (Ord. 1183 § 2, 2006)
15.54.040 Basis For Establishing The Areas Of Special Flood Hazard 1. The areas of special flood hazard identified by the Federal Insurance Administration (FIA) of the Federal Emergency Management Agency (FEMA) in the Flood Insurance Study for the County of Glenn effective June 5, 1997 (FIS) and accompanying Flood Insurance Rate Maps (FIRMS) and Flood Boundary and Floodway Maps (FBFMS) effective September 3, 1980, and all subsequent amendments and/or revisions, are hereby adopted by reference, declared to be a part of this chapter, and designated as special zone maps pursuant to this section.
- This FIS and attendant mapping is the minimum area of applicability of this chapter and may be supplemented by studies for other areas which allow implementation of this chapter and which are recommended to the Board of Supervisors by the flood plain administrator. The study, FIRMS, and FBFMs are on file at the planning authority. (Ord. 1211 § 3, 2009; Ord. 1183 § 2, 2006)
15.54.050 Lands To Which This Chapter Applies This chapter shall apply to all areas of special flood hazards within the jurisdiction of Glenn County. (Ord. 1183 § 2, 2006)
15.54.060 Compliance
No structure or land shall hereafter be constructed, located, extended, converted, or altered without full compliance with the term of this chapter and other applicable regulations. Violation of the requirements (including violations of conditions and safeguards established in connection with conditions) shall constitute a misdemeanor. Nothing herein shall prevent the county from taking such lawful action as is necessary to prevent or remedy any violation. (Ord. 1183 § 2, 2006) 15.54.070 Establishment Of Development Permit A development permit shall be obtained before any construction or other development begins within any area of special flood hazard established in Section 15.54.040. Application for a development permit shall be made on forms furnished by the flood plain administrator and may include, but not be limited to: plans in duplicate drawn to scale showing the nature, location, dimensions, and elevation of the area in question; existing or proposed structures, fill, storage of materials, drainage facilities; and the location of the foregoing. Specifically, the following information is required: 1. For new structures and substantial improvements, provide detailed site plan with spot elevations of ground adjacent to proposed footprint of structure and all supporting building systems, well, septic system; and 2. Foundation design detail; and 3. Proposed elevation in relation to mean sea level, of the lowest floor (including basement) of all structures; in Zone AO, elevation of highest adjacent grade and proposed elevation of lowest floor of all structures; or proposed elevation in relation to mean sea level to which any nonresidential structure will be floodproofed, if required in Section 15.54.100.C.2; and 4. All appropriate certifications listed in Section 15.54.090.D; and 5. Description of the extent to which any watercourse will be altered or relocated as a result of proposed development. (Ord. 1183 § 2, 2006) 15.54.080 Designation Of Flood Plain Administrator The building official is hereby appointed to administer, implement, and enforce this chapter by granting or denying development permits in accord with its provisions. (Ord. 1183 § 2, 2006) 15.54.090 Duties And Responsibilities Of Flood Plain Administrator The duties and responsibilities of the flood plain administrator include, but are not limited to the following: 1. Permit Review. Review all development permits to determine that: 1. All permit requirements of this chapter have been satisfied; 2. All other required state and federal permits have been obtained; 3. The site is reasonably safe from flooding; and 4. The proposed development does not adversely affect the carrying capacity of areas where base flood elevations have been determined but a floodway has not been designated. For purposes of this ordinance, “adversely affects” means that the cumulative effect of the proposed development, when combined with all other existing and anticipated development, will increase the water surface elevation of the base flood more than one foot at any point. 2. Review and Use of Any Other Base Flood Data. When base flood elevation data has not been provided in accordance with Section 15.54.040, the flood plain administrator shall obtain, review, and reasonably utilize any base flood elevation and floodway data available from a federal or state agency, or other source, in order to administer this chapter. Any such information shall be submitted to the Board of Supervisors for adoption. 3. Notification of Other Agencies. If alteration or relocation of a watercourse is proposed: 1. Notify adjacent communities and the California Department of Water Resources prior to alteration or relocation; 2. Submit evidence of such notification to the Federal Insurance Administration, Federal Emergency Management Agency; 3. Assure that the flood-carrying capacity within the altered or relocated portion of the affected watercourse is maintained; and 4. Base Flood Elevation changes due to physical alterations: 1. Within 6 months of information becoming available or project completion, whichever comes first, the flood plain administrator shall submit or assure that the applicant submits technical or scientific data to FEMA for a Letter of Map Revision (LOMR). 2. All LOMR's for flood control projects are approved prior to the issuance of building permits. Building Permits must not be issued based on Conditional Letters of Map Revision (CLOMRs). Approved CLOMRs allow construction of the proposed flood control project and land preparation as specified in the “start of construction” definition. Such submissions are necessary so that upon confirmation of those physical changes affecting flooding conditions, risk premium rates and floodplain management requirements are based on current data. 4. Documentation of Flood Plain Development. Obtain and maintain for public inspection, and make available as needed, the following: 1. Certification required by Section 15.54.100.C.1 (lowest floor elevations); 2. Certification required by Section 15.54.100.C.2 (elevation or floodproofing of nonresidential structures); 3. Certification required by Sections 15.54.100.C.3 (wet floodproofing standard); 4. Certification of elevation required by Section 15.54.120.B (subdivision standards); and 5. Certification required by Section 15.54.160.A (floodway encroachments). 5. Map Determinations. Make interpretations where needed, as to the exact location of the boundaries of the areas of special flood hazard, for example, where there appears to be a conflict between a mapped boundary and actual field conditions. The person contesting the location of the boundary shall be given a reasonable opportunity to appeal the interpretation as provided in Section 15.54.160. 6. Remedial Action. Take action to remedy violations of this chapter as specified in Section 15.54.060. (Ord. 1252 § 2, 2014; Ord. 1183 § 2, 2006)
ample, where there appears to be a conflict between a mapped boundary and actual field conditions. The person contesting the location of the boundary shall be given a reasonable opportunity to appeal the interpretation as provided in Section 15.54.160. 6. Remedial Action. Take action to remedy violations of this chapter as specified in Section 15.54.060. (Ord. 1252 § 2, 2014; Ord. 1183 § 2, 2006)
15.54.100 Standards Of Construction
In all areas of special flood hazards the following standards apply:
A. California Building Standards Commission (CBSC) Certified Elevations for two stages of construction for structures developed within a Special Flood Hazard Area (SFHA) requires: 1. Building Under Construction (when the lowest floor is first established and prior to any vertical construction).
- Finished Construction Elevation Certificate (prior to final approval)
B. Anchoring. 1. All new construction and substantial improvements shall be adequately anchored to prevent flotation, collapse or lateral movement of the structure resulting from hydrodynamic and hydrostatic loads, including the effects of buoyancy. 2. All manufactured homes shall meet the anchoring standards of Section 15.54.130. C. Construction materials and methods. All new construction and substantial improvements shall be constructed as follows: 1. With materials and utility equipment resistant to flood damage; 2. Using methods and practices that minimize flood damage; 3. With electrical, heating, ventilation, plumbing and air conditioning equipment and other service facilities that are designed and/or located so as to prevent water from entering or accumulating within the components during conditions of flooding; and 4. If within zones AH or AO, so that there are adequate drainage paths around structures on slopes to guide flood waters around and away from proposed structures. D. Elevation and floodproofing. 1. All residential construction, new or substantial improvements, shall comply with all applicable provisions of Code of Federal Regulations Title 44, Subchapter B, Subpart A, Section 60.3 and California Residential Code Section R322. 2. The elevation of the lowest floor, including basement, shall be certified by a registered professional engineer or surveyor, and verified by the community building inspector to be properly elevated. Such certification and verification shall be provided to the flood plain administrator at plan check, prior to vertical construction, and at final inspection. 3. Nonresidential construction, new or substantial improvement, shall either be elevated to conform with paragraph C.1 or, together with attendant utility and sanitary facilities: a. Be floodproofed below the elevation recommended under paragraph C.1 so that the structure is watertight with walls substantially impermeable to the passage of water; b. Have structural components capable of resisting hydrostatic and hydrodynamic loads and effects of buoyancy; and c. Be certified by a registered civil engineer or licensed land surveyor that the standards of this paragraph C.2 are satisfied. Such certification shall be provided to the flood plain administrator. 4. All new construction and substantial improvements with fully enclosed areas below the lowest floor (excluding basements) that are usable solely for parking of vehicles, building access or storage, and which are subject to flooding, shall be designed to automatically equalize hydrostatic flood forces on exterior walls by allowing for the entry and exit of floodwater. Designs for meeting this requirement must meet or exceed the following minimum criteria: a. Be certified by a registered professional engineer or licensed land surveyor; or b. Have a minimum of two openings having a total net area of not less than one square inch for every square foot of enclosed area subject to flooding. The bottom of all openings shall be no higher than one foot above grade. Openings may be equipped with screens, louvers, valves or other coverings or devices provided that they permit the automatic entry and exit of floodwater. 5. Manufactured homes shall also meet the standards set forth in Section 15.54.130.
t less than one square inch for every square foot of enclosed area subject to flooding. The bottom of all openings shall be no higher than one foot above grade. Openings may be equipped with screens, louvers, valves or other coverings or devices provided that they permit the automatic entry and exit of floodwater. 5. Manufactured homes shall also meet the standards set forth in Section 15.54.130.
New and substantially improves residential structures located within AO Zones and requires to have their lowest floor elevated above the highest adjacent grade (HAG) at least as high as the flood depth number specified on the community Flood Insurance Rate Map (FIRM). California Residential Code (CRC) Section 322.2.1(2) also requires lowest floors to be elevated to a height about the highest adjacent grade of not less than the depth number on the FIRM plus 1 foot or not less than 3 feet if the depth number is not specified. The stricter standard shall apply.
New and substantially Improved non-residential structures located within AO Zones are required to have their lowest floor elevated or completely floodproofed above the highest adjacent grade. California Building Code (CBC) Section 1612A.2 also requires that buildings and structures located in flood hazard areas to be designed and constructed in accordance with Chapter 5 of ASCE 7 and ASCE 24.
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| (Ord. 1183 § 2, 2006) | |
|---|---|
| HISTORY | |
| Amended by Ord. 1326 | on 3/12/2024 |
| 15.54.110 Standards For Utilities | |
| 1. All new and replacement water supply and sanitary sewage systems shall be designed to minimize or eliminate: | |
| 1. Infiltration of flood waters into the systems; and | |
| 2. Discharge from the systems into flood waters. | |
| 2. On-site waste disposal systems shall be located to avoid impairment to them, or contamination from them during flooding. (Ord. 1183 § 2, 2006) | |
| 15.54.120 Standards For Subdivisions | |
| 1. All preliminary subdivision proposals shall identify the flood hazard area and the elevation of the base flood. | |
| 2. All subdivision plans will provide the elevation of each proposed structure and pad. If the site is filled above the base flood elevation, the lowest floor and pad elevations shall be certified by a | |
| registered civil engineer or surveyor and provided to the flood plain administrator. | |
| 3. All subdivision proposals shall be consistent with the need to minimize flood damage. | |
| 4. All subdivision proposals shall have public utilities and facilities such as sewer, gas, electrical and water systems located and constructed to minimize flood damage. | |
| 5. All subdivisions shall provide adequate drainage to reduce exposure to flood hazards. | |
| 6. Subdivisions proposals or other developments within an unnumbered A zone that are greater than 50 lots or 5 acres are required to provide base flood elevation data. (Ord. 1183 § 2, 2006) | |
| HISTORY | |
| Amended by Ord. 1326 | on 3/12/2024 |
| 15.54.130 Standards For Manufactured Homes | |
| 1. All manufactured homes that are placed or substantially improved, within Zones Al-30, AH, and AE on the community’s Flood Insurance Rate Map, on sites located: | |
| 1. Outside of a manufactured home park or subdivision; | |
| 2. In a new manufactured home park or subdivision; | |
| 3. In an expansion to an existing manufactured home park or subdivision; or | |
| 4. In an existing manufactured home park or subdivision on a site upon which a manufactured home has incurred “substantial damage” as the result of a flood, shall be elevated on a | |
| permanent foundation, such that the lowest floor of the manufactured home is elevated to or above the base flood elevation and be securely fastened to an adequately anchored foundation | |
| system to resist flotation, collapse and lateral movement. | |
| 2. All manufactured homes to be placed or substantially improved on sites in an existing manufactured home park or subdivision within Zones Al-30, AH, and AE on the Flood Insurance Rate Map | |
| that are not subject to the provisions of subsection A, above, will be securely fastened to an adequately anchored foundation system to resist flotation collapse, and lateral movement, and be | |
| elevated so that either the: | |
| 1. Lowest floor of the manufactured home is at or above the base flood elevation; or | |
| 2. Manufactured home chassis is supported by reinforced piers or other foundation elements of at least equivalent strength that are no less than 36 inches in height above grade. (Ord. 1183 § | |
| 2, 2006) | |
| HISTORY | |
| Amended by Ord. 1326 | on 3/12/2024 |
| 15.54.140 Standards For Recreational Vehicles | |
| Every recreational vehicle placed on sites within Zones Al-30, AH, and AE on the community’s Flood Insurance Rate Map will either: | |
| 1. Be on the site for fewer than 180 consecutive days, be fully licensed and ready for highway use, (i.e., is on its wheels or jacking system), be attached to the site only by quick disconnect type utilities | |
| and security devices, and have no permanently attached additions; or | |
| 2. Meet the permit requirements of Section 15.54.070 of this chapter and the elevation and anchoring requirements for manufactured homes in Section 15.54.130.A. (Ord. 1183 § 2, 2006) | |
| 15.54.150 Permit Exceptions-Structures Placement, Construction | |
| Structures not requiring a permit under Chapter 15.72 and within Zones A, AO, A1-A30, AE, A99 and AH shall be placed and constructed so as to: |
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- Not be appreciably damaged by flooding; 2. Offer minimum resistance to flood flows; 3. Resist flotation; 4. Resist hydrostatic forces in accordance with wet floodproofing standards as specified in the Federal Emergency Management Agency’s 1993 Technical Bulletin; and 5. Meet required setback distances. (Ord. 1183 § 2, 2006)
HISTORY Amended by Ord. 1326 on 3/12/2024 15.54.160 Floodway Encroachments 1. Located within areas of special flood hazard established in Section 15.54.060 are areas designated as floodways. Since the floodway is an extremely hazardous area due to the velocity of flood waters which carry debris, potential projectiles, and erosion potential, the following provisions apply.
Encroachments, including fill, new construction, substantial improvement, and other new development are prohibited unless certification by a registered civil engineer is provided demonstrating that encroachments shall not result in any increase in the base flood elevation during the occurrence of the base flood discharge.
If subsection A is satisfied, all new construction, substantial improvement, and other proposed new development shall comply with all other applicable flood hazard reduction provisions of Sections 15.54.100 through 15.54.140. (Ord. 1183 § 2, 2006)
15.54.170 Appeals
The Board of Supervisors shall hear and decide appeals when it is alleged there is an error in any requirement, decision, or determination made by the flood plain administrator in the enforcement or administration of this chapter. (Ord. 1183 § 2, 2006)
15.54.180 Variances
| 1. The variance criteria set forth in this section are based on the general principle of zoning law that variances pertain to a piece of property and are not personal in nature. A variance may be granted |
|---|
| for a parcel of property with physical characteristics so unusual that complying with the requirements of this chapter would create an exceptional hardship to the applicant or the surrounding |
| property owners. The characteristics must be unique to the property and not be shared by adjacent parcels. The unique characteristic must pertain to the land itself, not to the structure, its |
| inhabitants, or the property owners. |
| 2. The need to protect the county’s citizens from flooding is so compelling, and the implications of the cost of insuring a structure built below flood level are so serious, that variances from the flood |
| elevation or from other requirements in this chapter are intended to be rare. The long term goal of preventing and reducing flood loss and damage can only be met if variances are strictly limited. |
| Therefore, the variance guidelines provided in this chapter are more detailed and contain multiple provisions that must be met before a variance can be properly granted. The criteria are designed |
| to screen out those situations in which alternatives other than a variance are more appropriate. (Ord. 1183 § 2, 2006) |
| 15.54.190 Variance Appeals |
| 1. In passing upon requests for variances, the Board of Supervisors shall consider all technical evaluations, all relevant factors, standards specified in other sections of this chapter, and the: |
| 1. Danger that materials may be swept onto other lands to the injury of others; |
| 2. Danger of life and property due to flooding or erosion damage; |
| 3. Susceptibility of the proposed facility and its contents to flood damage and the effect of such damage on the existing individual owner and future owners of the property; |
| 4. Importance of the services provided by the proposed facility to the community; |
| 5. Necessity to the facility of a waterfront location, where applicable; |
| 6. Availability of alternative locations for the proposed use which are not subject to flooding or erosion damage; |
| 7. Compatibility of the proposed use with existing and anticipated development; |
| 8. Relationship of the proposed use to the comprehensive plan and flood plain management program for that area; |
| 9. Safety of access to the property in time of flood for ordinary and emergency vehicles; |
| 10. Expected heights, velocity, duration, rate of rise, and sediment transport of the flood waters expected at the site; and |
| 11. Costs of providing governmental services during and after flood conditions, including maintenance and repair of public utilities and facilities such as sewer, gas, electrical, and water |
| system, and streets and bridges. |
| 2. Any applicant to whom a variance is granted shall be given written notice over the signature of the building official that: |
| 1. The issuance of a variance to construct a structure below the base flood level will result in increased premium rates for flood insurance up to amounts as high as $25 for $100 of insurance |
| coverage; and |
| 2. Such construction below the base flood level increases risks to life and property. A copy of the notice shall be recorded by the flood plain administrator in the Office of the Glenn County |
| Recorder in such a manner that it appears in the chain of title of the affected parcel of land. |
| 3. The flood plain administrator will maintain a record of all variance actions, including justification for their issuance, and report such variances issued in its biennial report to the Federal Insurance |
| Administration, Federal Emergency Management Agency. (Ord. 1183 § 2, 2006) |
| 15.54.200 Conditions For Variances |
| 1. Generally, variances may be issued for new construction, substantial improvement, and other proposed new development to be erected on a lot of one-half acre or less in size contiguous to and |
| surrounded by lots with existing structures constructed below the base flood level, providing that the procedures of Sections 15.54.070 through 15.54.150 of this chapter have been fully considered. |
| As the lot size increases beyond one-half acre, the technical justification required for issuing the variance increases. |
| 2. Variances may be issued for the repair or rehabilitation of “historic structures” upon a determination that the proposed repair or rehabilitation will not preclude the structure’s continued |
| designation as an historic structure and the variance is the minimum necessary to preserve the historic character and design of the structure. |
| 3. Variances shall not be issued within any mapped regulatory floodway if any increase in flood levels during the base flood discharge would result. |
| 4. Variances shall only be issued upon a determination that the variance is the “minimum necessary” considering the flood hazard, to afford relief. “Minimum necessary” means to afford relief with a |
| minimum of deviation from the requirements of this chapter. For example, in the case of variances to an elevation requirement, this means the Board of Supervisors need not grant permission for |
| the applicant to build at grade, or even to whatever elevation the applicant proposes, but only to that elevation which the Board of Supervisors believes will both provide relief and preserve the |
| integrity of the local chapter. |
| 5. Variances shall only be issued upon the following grounds: |
| 1. Showing of good and sufficient cause; |
| 2. Determination that failure to grant the variance will result in exceptional hardship to the applicant; and |
| 3. Determination that the granting of a variance will not result in increased flood heights, additional threats to public safety, or extraordinary public expense, create a nuisance, cause fraud or |
| victimization of the public, or conflict with existing local laws or ordinances. |
| 1. The variance criteria set forth in this section are based on the general principle of zoning law that variances pertain to a piece of property and are not personal in nature. A variance may be granted |
|---|
| Circumstances supporting a request for a variance must be exceptional, unusual, and peculiar to the property involved. Mere economic or financial hardship alone is not exceptional. Inconvenience, |
| aesthetic considerations, physical handicaps, personal preferences, or the disapproval of one’s neighbors likewise cannot, as a rule, qualify as an exceptional hardship. All of these problems can be |
| resolved through other means without granting a variance, even if the alternative is more expensive, or requires the property owner to build elsewhere or put the parcel to a different use than |
| originally intended. |
| 6. Variances may be issued for new construction, substantial improvement, and other proposed new development necessary for the conduct of a functionally dependent use provided that the |
| provisions of subsections A through E are satisfied and that the structure or other development is protected by methods that minimize flood damages during the base flood and does not result in |
| additional threats to public safety and does not create a public nuisance. |
| 7. Upon consideration of the factors of Section 15.54.180.A and the purposes of this chapter, the Board of Supervisors may attach such conditions to the granting of variances as it deems necessary to |
| further the purposes of this chapter. |
| (Ord. 1183 § 2, 2006) |
| 15.54.210 Application And Interpretation |
| 1. This chapter is not intended to repeal, abrogate, or impair any existing easements, covenants, or deed restrictions. However, if this chapter and another ordinance, easement, covenant, or deed |
| restriction conflict or overlap, whichever imposes the more stringent restrictions shall prevail. |
| 2. In the interpretation and application of this chapter all provisions shall be: |
| 1. Considered as minimum requirements; |
| 2. Liberally construed in favor of the governing body; and |
| 3. Deemed neither to limit nor repeal any other powers granted under state statutes. |
| 3. The degree of flood protection required by this chapter is considered reasonable for regulatory purposes and is based on scientific and engineering considerations. Larger floods can and will occur. |
| Flood heights may be increased by man-made or natural causes. This chapter does not imply that land outside the areas of special flood hazards or that uses permitted within such areas will be free |
| from flooding or flood damages. This chapter shall not create liability on the part Glenn County, any officer or employee thereof, the State of California, or the Federal Insurance Administration, |
| Federal Emergency Management Agency, for any flood damages that result from reliance on this chapter or any administrative decision made under this chapter. (Ord. 1183 § 2, 2006) |
| 15.54.220 Severability |
| If any section, provision, or portion of the Ordinance is deemed unconstitutional or invalid by a court, the remainder of the Ordinance shall be effective. |
| **SECTION 6: Severability.**If any section, subsection, sentence, clause or phrase of this Ordinance is held by court of competent jurisdiction to be invalid, such decision shall not affect the remaining |
| portions of this Ordinance. The Board of Supervisors hereby declares that it would have adopted this Ordinance and each section, sentence, clause, or phrase thereof irrespective of the fact that one or |
| more sections, subsections, sentences, clauses, or phrases be declared invalid. |
| SECTION 7: Conflict. All ordinances or parts of an ordinance or resolutions or parts of a resolution in conflict herewith are hereby repealed to the extent of such conflict and no further. |
| **SECTION 8: Effective.**This ordinance shall take effect thirty (30) days after the date of its adoption and before the expiration of fifteen (15) days from the date of passage thereof shall be published at least |
| once in a newspaper of general circulation, in the County of Glenn, State of California, together with the names of the members of the Board of Supervisors voting for and against the same. |
| HISTORY |
| Adopted by Ord. 1326 on 3/12/2024 |
| 15.55 AVH-Airport Hazard Zone |
| 15.55.010 Purpose |
| 15.55.020 Necessity |
| 15.55.030 Zones |
| 15.55.040 Height Limitations |
| 15.55.050 Use Restrictions |
| 15.55.060 Nonconforming Uses |
| 15.55.070 Variances |
| 15.55.080 Conflicting Regulations |
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Ask AI about this code▸ Contents — Glenn County Zoning Code
- § 15.01
- 15.02 Definitions
- § 15.04
- § 15.09
- § 15.11
- § 15.16
- § 15.22
- 15.23 Land Divisions
- § 15.31
- § 15.32
- § 15.33
- § 15.34
- § 15.35
- § 15.36
- § 15.39
- § 15.40
- § 15.43
- 15.44 M - Industrial Zone
- § 15.46
- § 15.47
- § 15.48
- § 15.51
- § 15.52
- § 15.55
- § 15.56
- § 15.57
- 15.58 Right To Farm
- § 15.64
- § 15.65
- § 15.67
- § 15.68
- § 15.71
- § 15.72
- § 15.74
- § 15.745
- 15.77 Collector
- § 15.78
- § 15.795
- § 15.797
- § 15.798
- § 15.80
- § 15.801
- § 15.81
- § 15.83
- § 15.85
- 15.86 Power Generation Facilities 15.86.010 Purpose 15.86.020 …