The purpose of this page is to define Zones AE and A1-30, commonly used terms in floodplain management. To explore other common floodplain management terms access the NFIP Policy Index.
Definition/Description
Areas subject to inundation by the 1-percent-annual-chance flood event determined by detailed methods. Base Flood Elevations (BFEs) are shown. Mandatory flood insurance purchase requirements and floodplain management standards apply.
NFIP Requirement
Guidance
- Answers to Questions About the National Flood Insurance Program - Flood Hazard Assessments and Mapping Requirements
- IS-9 Managing Floodplain Development Through The National Flood Insurance Program (NFIP) (page 3-33)
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Last Updated:
05/11/2016 - 10:30