FEMA Region IX May 30-31, 2017

Transcription

1 Ventura County Preliminary Flood Maps FEMA Region IX May 30-31, 2017

2 National Flood Insurance Program U.S. Congress established the NFIP with the passage of the National Flood Insurance Act of 1968: 1. FEMA produces Flood Insurance Rate Maps 2. Communities adopt and enforce a floodplain management ordinance to reduce flood risk to new and existing development in high risk flood zones 3. Federal government makes flood insurance available to property owners in participating communities 2

3 What is a FEMA Flood Insurance Rate Map (FIRM)? 3

4 Open Pacific Coast Study

5 California Coastal Analysis and Mapping Project Two Companion Large-Scale Efforts: Open Pacific Coast (OPC) Study San Francisco Bay Area Coastal (BAC) Study Re-study flood risk along the open coast and inland bays of all California coastal counties Re-map the elevation and inland extent of wave-induced coastal flooding 5

6 Open Pacific Coast Study Del Norte Humboldt Mendocino Sonoma Marin Phase 1 Northern & Central California Coast San Francisco San Mateo Santa Cruz Monterey San Luis Obispo Phase 2 Southern California Coast Santa Barbara Ventura Los Angeles Orange San Diego 6

7 Ventura County Flood Mapping Timeline Kick-Off Meeting Flood Risk Review Meeting Preliminary FIRM Meeting Public Meeting December 8, 2011 Outreach Timeline October 26, 2015 October 19, 2016 TODAY Provide Study Data Work Map Comment Tool Develop Community Outreach Plan Implement Outreach Plan Data Acquisition Coastal Analysis Floodplain Mapping Prelim. Map Production Post-Preliminary Process Map Production Timeline Appeal Period June 9 Sept. 6, 2017 Letter of Final Determination (LFD) Jan July 2018 Effective Maps 7

8 Coastal Study Process

9 Coastal Study Infographic FEMA s coastal study summary describes key steps in the process Available online at:

10 Wave Runup and Overtopping 10

11 Wave Overtopping Photo: Lesley Ewing (from FEMA Coastal Construction Manual) Photo: Justin Vandever, BakerAECOM During severe coastal storm events along the Pacific coast, high waves and wave runup can overtop coastal barriers including bluffs, dunes, seawalls, revetments, and beach berms. 11

12 Flood Hazard Mapping Zone VE: Inundated by 1-percent annual chance (100- year) flood with additional wave hazards: Runup Overtopping Zone AE: Inundated by 1-percent annual chance flood Zone X (shaded): Inundated by 0.2-percent annual chance (500-year) flood Zones VE and AE carry mandatory flood insurance purchase requirements 12

13 Flood Hazard Mapping Point Mugu, Transect 68 Effective FIRM: Zone D 2016 OPC Preliminary FIRM: Zones VE 19 Zone D AE 8 VE

14 Changes Since Last FIRM 14

15 Floodplain Management

16 Floodplain Management and Insurance LOMA Scenario 1 (OAS) 16

17 Floodplain Management and Insurance LOMA Scenario 2 17

18 Floodplain Management Scenario #1: X to VE Historic structure exemption Substantial Improvement and Substantial Damage Existing Building - Tenant improvements that are <50% of market value are allowed Existing Building - Tenant improvements that are >50% of market value can be permitted provided they meet all Zone VE regulations except for 60.3 (e) (3). New construction is NOT allowed seaward of mean high tide. In VE Zones, new construction must have the elevation of the lowest horizontal structural member at or above the Base Flood Elevation (BFE). 18

19 Floodplain Management Scenario #2: X to AE Standards to ensure new construction and substantial improvement will be protected from the base flood Elevate structures Floodproof (nonresidential structures only) 19

20 Next Steps FEMA Actions Publish notice of formal appeal period in local newspapers Initiate formal appeal period (June 9 Sept. 6, 2017) Community Actions Review preliminary FIRM panels Understand FEMA s comment/appeal process: Submit comments to local Floodplain Manager 20

21 Flood Insurance Information

22 How the NFIP Works FEMA agrees to make flood insurance available within a community when that community agrees to adopt and enforce floodplain management regulations. 22

23 Maximum Flood Insurance Available Occupancy Building Contents Residential 250, ,000 Non-Residential (Commercial) 500, ,000 23

24 How Do I Purchase Flood Insurance? Contact Your Local Insurance Agent 24

25 When is Flood Insurance Required? Buildings in A and V zones with Federally backed loans 25

26 How Much Flood Insurance is Required? Lender Decision: Outstanding loan balance Maximum available Replacement cost or actual cash value 26

27 Cost of Flood Insurance 27

28 Possible Impacts of New Map 1. Newly mapped into a high risk area 2. Removed from the high risk area 3. Change in type of high risk area 4. Change in how high water gets 28

29 Contact Your Insurance Agent Early to Discuss Options 29

30 Where to Get More Information 30

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