| Survey name | Type | Altitude | Spacing | Flight line distance |
|---|---|---|---|---|
| Mineral Virginia | M/R/G-D | 125 m above ground | 0.20 km | 3,677 km |
| Roanoke | M/R-D | 121.9 m | 9.60 km | 2,784 km |
| Southeast Virginia | M-Dz | 152.4 m above ground | 3.20 km | 9,173 km |
| Piedmont Areas | M-Dz | 152.4 m above ground | 0.80 km | 10,782 km |