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New Floodplain Maps and Floodplain Permitting

New Floodplain Maps and Floodplain Permitting . Charlotte-Mecklenburg Land Development Workshop December 11, 2012. What is 100- Year Flood?. A flood that has a 1% (1in 100) chance of occurring in any year. “Regulated” Floodplains vs. “100+1’ Flood Lines”. “100+1’ Flood Line” or

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New Floodplain Maps and Floodplain Permitting

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  1. New Floodplain Maps and Floodplain Permitting Charlotte-Mecklenburg Land Development Workshop December 11, 2012
  2. What is 100- Year Flood? A flood that has a 1% (1in 100) chance of occurring in any year.
  3. “Regulated” Floodplains vs. “100+1’ Flood Lines” “100+1’ Flood Line” or “Building Restriction Floodline” or “Stormwater Elevation Line” Smaller Creeks (less 1 sq. mi.) 100-year+1ft - Subdivision Ordinances No Flood Insurance Required
  4. Government Hierarchy Department of Homeland Security FEMA – Federal Emergency Management Agency (Created in 1979) NFIP – National Flood Insurance Program Created 1969 Housed under FEMA NCEM – North Carolina Emergency Management - Guidance Charlotte/Mecklenburg/Towns
  5. National Flood Insurance Program 1- Guide future development away from flood hazard areas; 2- Require that new and substantially improved buildings be constructed to resist flood damage; 3- Provide homeowners with financial assistance after floods, especially after smaller floods that do not warrant federal disaster aid, and; 4- Transfer some of the costs of flood losses from the taxpayers to the property owners.
  6. Background: Floodplains Evolution of Floodplain Maps & Regulations 1978 – First Charlotte Ordinance and Maps 2002 -NC Floodplain Mapping – 99 Counties 2004– FEMA published updated Maps 2009 – Charlotte maps reformatted to meet NC Mapping Grid 2012 and beyond – New Floodplain Maps
  7. Charlotte/Mecklenburg City/County Joined NFIP in late 1970’s Administered by Zoning Dept until early 1980’s County Engineering took over in early 1980’s County Storm Water Created- 1994
  8. New Floodplain Maps Revised Floodplain Elevations and Widths Briar, Little Sugar, McAlpine, McMullen Creeks Preliminary Maps Complete Overall, Floodplain Widths and Depths Going Down Maps for Other Creeks Will Follow
  9. 2016 2014 2013
  10. Phase 1 Mapping UPPER LITTLE SUGAR BRIAR LOWER LITTLE SUGAR BACK REEDY McKEE CALDWELL McALPINE CLEAR GOOSE McMULLEN CROOKED FOUR MILE TWELVE MILE SIX MILE CLEM
  11. - Buildings Constructed before First FIRM MAP - 8/15/1978 for Charlotte - Rates don’t account for depth of flooding - basement or no basement Flood Map Review / Comment Site
  12. Preliminary Date – April 11, 20113 Month Appeal Period6 Months Buildings Compliance PeriodFEMA Effective - December 2013 Phase I Maps - Dates
  13. Flood Insurance Required if Building Footprint Located in FEMA Floodplain and Mortgage Not Required if Building in Community Floodplain Rate Based on Difference Between Lowest Floor and FEMA Flood Elevation
  14. Flood Insurance (Cont.) Anyone Can Buy Flood Insurance in Charlotte-Mecklenburg CRS – 25% Discount in Charlotte 20% Discount Mecklenburg & Pineville Flood Insurance Requirement Can Be Removed With FEMA Letter (LOMA, LOMR-Fill) LOMA, LOMR-Fill - Shown on 3D FloodZoneWebsite
  15. Floodprone Buildings FEMA (Existing Land Use) Floodplain 4000 +/- buildings 700 +/- flood into living space Most Built Before Floodplain Maps (Pre- 1978)
  16. 3D FloodZone Interactive Mapping Website http://mapserver. mecklenburgcountync.gov/3dfz/
  17. Permitting in the Floodplain
  18. Permitting in the Floodplain
  19. When is a Floodplain Development Permit (FDP) Required? A Floodplain Development Permit is requiredfor all proposed development in the floodplain.Development means “any manmade change to improved and unimproved real estate, including, but not limited to, buildings or other structures, mining, dredging, filling, grading, paving, excavating or drilling operations.”
  20. Broad Definition of Development Examples of Development Include: Road Crossings or Culverts Residential Subdivisions Waste Water Treatment Facilities Stream Restoration Projects Greenways Commercial Development
  21. Two Types Floodplain Development Permits (FDP’s) General Floodplain Development Permit (GFDP). Created to enable review of development projects with no impact to be streamlined . Individual Floodplain Development Permit (IFDP). Covers all other projects that do not qualify as GFDP.
  22. General FDP General Floodplain Development Permit is for maintenance projects or underground utilities not changing the topography. Project manager is required to notify the Floodplain Administrator in advance.
  23. General FDP Utility infrastructure (poles, sewer manholes, vent pipes, underground utilities, etc.), sign poles, non-solid fences
  24. Examples of GFDP General farming, pasture, horticulture, forestry, wildlife sanctuaries, gardens, lawns, landscaping
  25. Examples of GFDP On-grade driveways, trails, sidewalks, boardwalks, roads and road maintenance; storm drainage system construction, repairs and maintenance
  26. Individual Floodplain Development Permit (IFDP) – FLOOD FRINGE REVIEWS For any development inside the Community Floodplain that does not qualify for GFDP. Requires IFDP application, Check Sheet, grading and erosion control plans and payment of review fee.
  27. Individual Floodplain Development Permit (IFDP) – FLOODWAY REVIEWS Includes all requirements for floodplain development and A flood study (No-Rise Certificate) that shows impact of proposed development on 100 year water surface elevation.
  28. Number of IFDPs Approved YEAR      FDPs ISSUED2006               1112007                702008                202009                142010                232011                132012                14
  29. Melonee Brock Tim Trautman

    Flood Mitigation Regulatory Staff

    Tim Ruane David Love Bill Tingle
  30. QUESTIONS ??
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