| Survey name | Type | Altitude | Spacing | Flight line distance |
|---|---|---|---|---|
| Southern Alabama | M-D | 152.4 m above ground | 1.60 km | 22,892 km |
| East Alabama | M-Dz | 152.4 m above ground | 1.60 km | 12,134 km |
| Birmingham | M/R-D | 121.9 m | 4.80 km | 5,943 km |
| Montgomery | M/R-D | 121.9 m | 4.80 km | 4,156 km |