The colored area represents locations exposed to high tide flooding, often called “recurrent” or “nuisance flooding.”

• Minor flooding event (red areas) - An event which typically presents a low threat of property damage and no direct threat to life
• Moderate flooding event (orange areas)- An event which typically presents an elevated threat of property damage and some risk to life if one places themself in unnecessary danger
• Major flooding event (yellow areas) - An event which typically presents a significant threat to life and property

Data Source: NOAA Technical Report NOS CO-OPS 086: Patterns and Projections of High Tide Flooding along the U.S. Coastline Using a Common Impact Threshold. May deviate from National Weather Service data, which take into account local flood risk and are used to issue their coastal flood watches, warnings, and advisories.