| Type | Remarks |
| UB | Flood polygon with COBRA zones where identification is not clear on FIRM |
| UB1 | Flood polygon with COBRA zones dated 10-01-1983 |
| UB10 | Flood polygon with COBRA zones dated 12-06-1999 |
| UB11 | Flood polygon with COBRA zones dated 10-18-2004 |
| UB12 | Flood polygon with COBRA zones dated 11-29-1999 |
| UB13 | Flood polygon with COBRA zones dated 10-01-1983 |
| UB2 | Flood polygon with COBRA zones dated 10-01-1983 |
| UB21 | Flood polygon with COBRA zones dated 10-01-1983 |
| UB3 | Flood polygon with COBRA zones dated 10-01-1983 |
| UB31 | Flood polygon with COBRA zones dated 11-16-1991 |
| F-UB3 | Floodways with COBRA zones |
| UB4 | Flood polygon with COBRA zones dated 10-23-1992 |
| UB41 | Flood polygon with COBRA zones dated 10-23-1992 |
| UB5 | Flood polygon with COBRA zones dated 11-15-1993 |
| UB51 | Flood polygon with COBRA zones dated 11-16-1996 |
| UB6 | Flood polygon with COBRA zones dated 02-24-1997 |
| UB61 | Flood polygon with COBRA zones dated 02-24-1997 |
| UB8 | Flood polygon with COBRA zones dated 02-23-1995 |
| UB9 | Flood polygon with COBRA zones dated 10-19-2000 |
| UB91 | Flood polygon with COBRA zones dated 10-27-2000 |
| (NULL) | Flood polygon not covered by COBRA zone and LOMR updates |
| FE | Flood polygon falling within flood easement boundary as printed on FIRMs |
| LOMR | Flood polygon with LOMR updates |
| F | Flood polygon for which Base Flood Elevation (BFE) is available |
| LOMR | Flood polygon covered by levee, as printed on FIRMs |