| Survey name | Type | Altitude | Spacing | Flight line distance |
|---|---|---|---|---|
| Washington-Idaho-Montana | M-Dz | 2134 m (barometer) | 3.20 km | 8,441 km |
| Sandpoint | M/R-D | 121.9 m | 1.60 km | 9,994 km |
| Northeast Washington '73 | M-D | 2134 m (barometer) | 1.60 km | 8,143 km |
| Lost Creek WA | M/R-D | 121.9 m above ground | 0.40 km | 788 km |
| Gleason Mountain | M/R-D | 121.9 m above ground | 0.40 km | 579 km |
| Spirit Pluton | M/R-D | 121.9 m above ground | 0.40 km | 957 km |