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Zone AH

Areas subject to inundation by 1-percent-annual-chance shallow flooding (usually areas of ponding) where average depths are between one and three feet. Base Flood Elevations (BFEs) derived from detailed hydraulic analyses are shown in this zone. Mandatory flood insurance purchase requirements and floodplain management standards apply.

National Flood Insurance Program Requirements

  • 60.3 (c) - Zone AE and A1-30 Requirements
    • (d) - Floodway Requirements
  • 64.3 - Definition
Last updated July 7, 2020