‘Community Resilience Toolbox’ Training Series: Leveraging Public and Community Data to Assess Local Flood Risk Thursday, September 26, :00–1:00 p.m. Stephanie Routh, CFM, RAMPP Sue Hoegberg, CFM, RAMPP

2 Before We Get Started  Please mute your phone until the Question/Answer section at the end of the presentation  Do not place us on hold!  After the presentation, please fill out our short webinar evaluation form at  To receive CFM CECs, please complete the evaluation form!  Maine participants: Please complete the evaluation form to get credit for state Land Use certification  Presentations will be made available at

3 Community Resilience Toolbox Training Series Overview The first in a 3-part series focusing on steps 2 through 4 of the Risk MAP Program cycle Goal: To empower community officials taking action to reduce flood risk by providing tools and examples to improve the resiliency of their communities

4 Community Resilience Toolbox Webinar Series Session 1 (Today) Leveraging Public and Community Data to Assess Local Flood Risk Session 2 (October 3) Low Investment Strategies for Flood Risk Communication Session 3 (October 9) Reducing Flood Risk Through Mitigation Strategies

5 Today’s Session Leveraging Public and Community Data to Assess Local Flood Risk Learning Objectives  Recognize available flood hazard data and information resources and understand their use in risk assessment  Leverage existing information to increase risk awareness and drive mitigation action

6 POLL #1 Use the Adobe Connect interface to respond to this poll

7 Understanding Risk RISK = HAZARD x LIKELIHOOD x CONSEQUENCE Just a few inches of water can cost tens of thousands of dollars in damage.

8 Which Hazard is Represented? FEMA’s flood risk maps represent the combined effects of flood hazards. Coastal Flooding Riverine Flooding Wave Run-Up Levee Analysis Storm Surge Alluvial Fans

9 Where are FEMA’s Data? This may be your first choice for FEMA data and information. But is this your only resource? Web interface and Google Earth

10 Recent/Upcoming Updates to the FEMA Map Service Center  Preliminary Flood Insurance Rate Maps (FIRMs) and data now available  Updated National Flood Hazard Layer (NFHL) viewing options  NFHL Download by County or State from MSC at No Charge  Enhancement of GIS Web services (e.g., WMS, REST)

11 Flood Hazard Data Quickly identify counties with modernized Flood Hazard Data. Zoom in for more detail.

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13 FEMA GeoPlatform Policy Maps

14 Non-FEMA Data Sources  Augment FIRM and extended data sets  National and State Standard Operating Procedures list numerous national/local data sources  Local community data  Data for purchase

15 POLL #2 Use the Adobe Connect interface to respond to this poll

16 FEMA Flood Risk Datasets: Non-Regulatory Products How do these datasets help you understand risk?

17 Understanding Risk How do these data benefit a community?  Identify and prioritize mitigation actions/projects  Help visually communicate flood risk to the public and stakeholder groups  Inform development decisions and community planning  Provide advanced recovery planning and disaster preparedness tools  Assist communities in the development and update of local hazard mitigation plans

18 Changes: Before and After  Community notifications for flood hazard zone change  Focusing on areas that may be impacted by insurance rate changes Change Layer Change Type: None No Previous Study FW Decrease FW Increase SFHA Decrease SFHA Increase Zone Change

19 Changes: Before and After Summarize the content in different ways—doesn’t always need to be a map Area of InterestTotal Area (mi 2 )Increase (mi 2 )Decrease (mi 2 )Net Change (mi 2 ) Area within SFHA Area within Floodway0.0

20 Understanding Risk: Property

21 Flood Depth Grids: The Basic Product Each grid cell has a unique value Individual Grid Cell New Risk MAP products show depths for 10, 2, 1, and 0.2% annual chance flood hazards. Depths and horizontal spatial extents. FIRM 1% Annual Chance Flood Hazard Area 1% Annual Chance Depth Grid

22 Understanding Risk: 30-Year Mortgage

23 Understanding Risk: Each Year

24 Understanding Risk: Loss  Hazus is free software from FEMA and runs within ESRI software  Direct and Indirect Economic Loss Estimation tool for flood, earthquake, and hurricane winds  Has components for disaster response in estimating debris and shelter needs as well as recovery duration 1% Annual Chance Risk

25 Understanding Risk: Loss

26 Understanding Risk: People

27 Understanding Risk: Property

28 Understanding Risk: Rebuilding Use all available data sources to allow homeowners to make informed rebuilding decisions after a disaster Advisory BFE Web Services Leveraged by Rockland County, NY

29 Available Online Services/Products FEMA GIS Services FEMA GeoPlatform MIP Tools and Links (Includes Non-FEMA Data Resources) FEMA Map Service Center Hazus Software U.S. Census Bureau Emergency Management tool Publications available online through FEMA Document Library NFHL GIS Services User Guide User Guidance for Flood Risk Datasets and Products

30 Extended Learning Opportunities Training Resources:  Emergency Management Institute (EMI)  ESRI Virtual Campus  Regional Cooperating Technical Partner (CTP) Training  State NFIP Coordinator / State Hazard Mitigation Officer (SHMO)  Risk MAP University

31 Summary How can FEMA data benefit your community?  Understand where the greatest risks occur in the community  Identify target areas for mitigation projects  Help homeowners anticipate changes to their flood insurance policy premiums  Improve outreach and risk communication efforts  Develop or update community hazard mitigation plans  Receive Community Rating System (CRS) credit

32 Community Resilience Toolbox Upcoming Training: Low Investment Strategies for Flood Risk Communication October 3, :00 p.m. Eastern 11:00 a.m. Central 9:00 a.m. Pacific Reducing Flood Risk Through Mitigation Strategies October 9, :00 p.m. Eastern 11:00 a.m. Central 9:00 a.m. Pacific

33 Contacts Paul Huang, FEMA Scott McAfee, FEMA Stephanie Routh, CFM Sue Hoegberg, CFM

34 POLL #3 Use the Adobe Connect interface to respond to this poll

35 Questions and Answers

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