Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Charlottesville | M/R-D | 121.9 m | 9.60 km | 2,756 km |
Cumberland | M/R-D | 121.9 m | 9.60 km | 2,726 km |
Western Virginia | M-Dz | 152.4 m above ground | 0.80 km | 12,231 km |
Central West Virginia | M-D | 304.8 m above ground | 3.20 km | 7,081 km |
Northern West Virginia | M-D | 304.8 m above ground | 3.20 km | 6,855 km |