Determining Flood Elevations: Coastal
table 4-2 sample of FEMA FIS report for New Hanover County, NC

To determine flood elevations in coastal areas:

  1. Locate structure and flooding source on FIRM
  2. Identify corresponding flooding source and location on the "Summary of Stillwater Elevation" table from FIS report (Table 4-2)
  3. Select appropriate elevation for the recurrence interval (RI) in question