High Tide Flooding Inundation Extent (NOAA)

This layer shows areas in Maryland that are susceptible to minor tidal flooding, referred to as "nuisance flooding," during high tide events.

The data is sourced from NOAA’s Sea Level Rise Viewer, which uses historical tidal data and sea level rise projections to map these areas.

• Source: National Oceanic and Atmospheric Administration (NOAA)
• Original Download: https://coast.noaa.gov/slrdata/High_Tide_Flooding/index.html
• Additional Information: https://coast.noaa.gov/data/digitalcoast/pdf/slr-high-tide-flooding.pdf