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FEMA UPDATED

FEMA UPDATED FLOODPLAIN MAPS Public Works Department Stormwater Management Division August 5, 2008. PRESENTATION OUTLINE. Background Map Development Map Results FEMA Timeline Recommendations Action Item. BACKGROUND. 600 Lakes in Orange County 12 Major Drainage Basins

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FEMA UPDATED

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  1. FEMA UPDATED FLOODPLAIN MAPSPublic Works Department Stormwater Management Division August 5, 2008

  2. PRESENTATION OUTLINE • Background • Map Development • Map Results • FEMA Timeline • Recommendations • Action Item

  3. BACKGROUND 600 Lakes in Orange County 12 Major Drainage Basins 180,000 Acres of Floodplain 50 Inches of Rainfall FEMA Map Update

  4. BACKGROUND • Orange County participates in the National Flood Insurance Program (NFIP) • Allows citizens to purchase flood insurance in flood prone areas

  5. BACKGROUND FEMA requires Orange County to amend the Floodplain Ordinance

  6. BACKGROUND Community Rating System Upgrade Effective May 2008 • Class 5 • Premium Discount 25 % • Average Savings Per Policy $ 64 • Total Annual Savings $ 828,306

  7. CRS Ranking Communities Participating in the CRS Program 459 Number of Communities 274 229 Orange County (Top 4%) 120 81 41 1 1 2 1 0 0 5 10 15 20 25 30 35 40 45 % Premium Discount Smaller Discount Greater Discount

  8. BACKGROUND Annual Flood Insurance Premiums • Single-Family Homes Average $400-$450 Nationwide • Orange County Average $383 • With 25% Discount $287

  9. BACKGROUND Flood Insurance Rate Map Dec. 2000

  10. BACKGROUND • May 2005 -Kickoff Meeting • August 2006 -FIS Study Meeting • September 2006 -Preliminary Maps • March 6, 2007 -Presentation to BCC • March 13, 2007 -Preliminary FIS Meeting • March 13-14, 2007 -FEMA Public Outreach

  11. PRESENTATION OUTLINE Background Map Development Map Results FEMA Timeline Recommendations Action Item

  12. MAP DEVELOPMENT LEGEND Master Plans Provided to FEMA Drainage Basins Topographic Data Provided to FEMA Wekiva River Lake Apopka Howell Branch Little Wekiva Little Econ Big Econ Cypress Creek St. Johns River Shingle Creek Boggy Creek Reedy Creek Lake Hart

  13. New contours were provided to FEMA New jurisdictional boundaries provided MAP DEVELOPMENT • Street names were corrected • Computer models were reviewed • Impacts on citizens were determined

  14. MAP DEVELOPMENT • LIDAR is the acronym for: • Light Detection and Ranging • LIDAR can Measure: • Distance • Speed • Rotation • Chemical Composition

  15. MAP DEVELOPMENT

  16. PRESENTATION OUTLINE Background Map Development Map Results Issues FEMA Timeline Recommendations Action Item

  17. MAP RESULTS Summary of Parcels & Structures in Floodplain Dec 2000New MapNet Reduction% Parcels 31,054 28,626 2,428 8 Structures 7,460 3,796 3,664 49

  18. MAP RESULTS Dec 2000 Map Verses New Map Parcels in Floodplain Structures in Floodplain

  19. 1,549 structures were added to the floodplain due to: Changes in 100-year elevations Better topography The scale of maps Letter of Map Revision (LOMR) MAP RESULTS

  20. MAP RESULTS GRANDFATHER CLAUSE • Structures built in compliance of FEMA requirements at the time of construction maintain the same insurance benefits.

  21. PRESENTATION OUTLINE Background Map Development Map Results FEMA Timeline Recommendations Action Item

  22. FEMA TIMELINE 1.0 Preliminary FIRM Map Completed 2.0 Public Meeting Completed 3.0 BFE Appeal Period (90 days) 5.0 Compliance Period 6.0 FIRM Map Effective Date 4.0 Letter of Final Determin- ation 1.0 Completed 2.0 Completed 3.0 BFE Appeal Period (90 days)– Sep to Nov 2008 4.0 Letter of Final Determination – Jan 2009 5.0 Compliance Period – Jan 2009 to Jul 2009 6.0 FIRM Map Effective Date – Jul 2009

  23. PRESENTATION OUTLINE Background Map Development Map Results FEMA Timeline Recommendations Action Item

  24. RECOMMENDATIONS Accept FEMA’s New Floodplain Maps Provide Public Outreach to citizens Evaluate the County’s floodplain ordinance

  25. RECOMMENDATIONS Post Card Notification Web Page Program Background Eligibility for 25% LOMR Process Contact Information for Questions Info Map Orange TV Public Information Program

  26. PRESENTATION OUTLINE Background Map Development Map Results FEMA Timeline Recommendations Action Item

  27. Accept FEMA’s New Floodplain Maps Authorize Staff to Implement Public Information Program Authorize Staff to Evaluate the County’s floodplain ordinance ACTION ITEM

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