| Coastal high hazard areas, velocity hazard |
| 100-year Floodplain, combined with floodway |
| 100-year Floodplain, combined riverine and coastal zone |
| 100-year Floodplain, shallow flooding |
| 500-year Flood zone, combined riverine and coastal zone |
| 500-year Flood zone, and areas contained in channel |
| 500-year Flood zone, less than 1 foot |
| Area of minimal flood hazard |
| Reduced flood risk due to levee |
| Possible but undetermined flood hazards |
| Area not included |
| Open water |
