| Survey name | Type | Altitude | Spacing | Flight line distance |
|---|---|---|---|---|
| Bluefield | M/R-D | 121.92 m | 9.66 km | 2,784 km |
| Greensboro | M/R-D | 121.92 m | 4.83 km | 5,123 km |
| Roanoke | M/R-D | 121.92 m | 9.66 km | 2,784 km |
| Southwest Piedmont | M-Dz | 152.4 m above ground | 0.80 km | 5,794 km |
| South-central Piedmont | M-Dz | 152.4 m above ground | 0.80 km | 10,622 km |
| Roanoke Quad. | M-Dz | 152.4 m above ground | 0.80 km | 11,265 km |
| Western Virginia | M-Dz | 152.4 m above ground | 0.80 km | 12,231 km |
| Winston Salem | M/R-D | 121.92 m | 4.83 km | 5,123 km |