Fathom Flood Hazard Extent 0.2% AEP (500-yr)

Fathom is a 3rd party flood hazard data provider with a comprehensive dataset of flood hazards including coastal, fluvial, and pluvial flooding. This layer represent a combined floodplain with the three major sources of flooding combined into one extent. Non-regulatory flood hazard extent based on Fathom 10-meter depth grid for baseline (2020).  Public layers include the 1% and 0.2% Annual Exceedance Probability.