| Survey name | Type | Altitude | Spacing | Flight line distance |
|---|---|---|---|---|
| Washington-Idaho-Montana | M-Dz | 2134 m (barometer) | 3.20 km | 8,441 km |
| Okanogan | M/R-D | 121.9 m | 1.60 km | 7,909 km |
| Spokane 2013 | M-D | 200 m above ground | 0.40 km | 12,105 km |
| Ritzville | M/R-D | 121.9 m | 4.80 km | 4,346 km |
| Sandpoint | M/R-D | 121.9 m | 1.60 km | 9,994 km |
| Spokane | M/R-D | 121.9 m | 1.60 km | 6,187 km |
| Northeast Washington '73 | M-D | 2134 m (barometer) | 1.60 km | 8,143 km |
| Inchelium | M-D | 2134 m (barometer) | 1.60 km | 346 km |
| Mt. Leona-Nancy Creek | M/R-D | 121.9 m above ground | 0.40 km | 6,529 km |
| Midnite-Sherwood Mines W. | M/R-D | 121.9 m above ground | 0.40 km | 1,432 km |
| Spirit Pluton | M/R-D | 121.9 m above ground | 0.40 km | 957 km |