Sec. 32-501.01 through 32-501.16
Dimensional standards
Servicing
- Applies near
- Flood Insurance Rate Map (FIRM) and Flood Insurance Study (FIS)
- Geographic extent
- All areas subject to inundation by the base flood, including A zones, AE zones, Coastal A zones on the FIRM, floodways, and other floodplains as determined by the FloodplainFloodplainLand expected to flood at a stated frequency, where building carries extra conditions. Administrator
Uses
Permitted by right7
- Agricultural uses, including farming, grazing, horticulture, and related activities
- Open space and recreational uses
- Parks and greenways
- Wildlife refuges and nature preserves
- Flood control and stormwater management facilities
- Utility lines and facilities
- Other uses specifically permitted by the underlying zoning district
Conditional / special use4
- Structures accessory to permitted agricultural uses
- Dams, impoundments, and water control structures
- Stream restoration and bank stabilization projects
- Other uses determined by the Board of County Supervisors to be compatible with the purposes of this Part 501
Prohibited5
- Any use that would result in a significant increase in flood heights or velocities
- Any use that would be dangerous to human health or safety during flooding
- The storage of materials that are buoyant, flammable, explosive, or otherwise hazardous
- The storage of materials that would be injurious to human, animal, or plant life if released during flooding
- Any use that would obstruct the flow of floodwaters or reduce the flood-carrying capacity of the floodway
Extracted standards
4 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Floodplain
- Buildable area outside floodplainFloodplainLand expected to flood at a stated frequency, where building carries extra conditions. required for platted lots
No lot shall be platted within the 100-year floodplain unless the lot contains sufficient buildable area outside the floodplain to accommodate the principal structure and required yards, setbacks, and other applicable requirements of the underlying zoning district.
Other
- Compliance with Design and Construction Standards Manual
All development shall comply with the applicable provisions of the Design and Construction Standards Manual, including Chapter 7 (Floodplain Management), Chapter 8 (Stormwater Management), Chapter 9 (Erosion and Sediment Control), Chapter 10 (Grading and Excavation).
- Floodproofing required
All development shall be protected and/or floodproofed against flooding and flood damage.
- Permits required
No development, land disturbing activity, or structure shall be located, erected, constructed, reconstructed, improved, repaired, extended, converted, enlarged, or altered in the Flood Hazard Overlay District without first obtaining all necessary permits and approvals.
From the ordinance
The Flood Hazard Overlay District shall include all areas subject to inundation by the base flood. Permitted uses include agricultural uses, open space, parks, etc. Prohibited uses include any use that would increase flood heights.