| Survey name | Type | Altitude | Spacing | Flight line distance |
|---|---|---|---|---|
| Elk River ARMS | M-A | 152.4 m above ground | 1.60 km | 16,093 km |
| Waseca | M-Dz | 304.8 m above ground | 1.60 km | 13,759 km |
| Southeastern surveys part 3 | M-D | 200 m above ground | 1.00 km | km |
| Twin Cities | M-D | 150 m above ground | 1.60 km | 2,500 km |
| St Paul | M/R-D | 121.9 m | 9.60 km | 2,348 km |
| West-Central Wisconsin | M-D | 304.8 m above ground | 0.80 km | 14,459 km |