| 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 |
| Ritzville | M/R-D | 121.9 m | 4.80 km | 4,346 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 |
| Thirty-Mile Creek | M-D | 50 m above ground | 0.40 km | 321 km |
| W. Fork Sampoil River | M/R-D | 121.9 m above ground | 0.40 km | 1,504 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 |
| Northeast Washington '59 | M-Dz | 152.4 m above ground | 0.40 km | 6,348 km |