| A - 1% annual chance of flooding; base flood elevations not determined |
| AE - 1% annual chance of flooding; base flood elevations determined |
| AE, Floodway - AE zone with development regulations |
| AH/AO - 1% chance of flooding; between 1 and 3 feet of ponding or sheet flow |
| X - 0.2% annual chance of flooding |