| Survey name | Type | Altitude | Spacing | Flight line distance |
|---|---|---|---|---|
| Iron Mtn | M/R-D | 121.9 m | 4.80 km | 4,280 km |
| Iron River | M/R-D | 121.9 m | 4.80 km | 3,846 km |
| Michigan A (Iron) | M-Dz | 152.4 m above ground | 0.40 km | 13,840 km |
| Florence '56 | M-Dz | 152.4 m above ground | 0.40 km | 3,942 km |
| West Florence Fill-In | M-D | 304.8 m above ground | 0.80 km | 675 km |
| Northeastern Wisconsin | M-D | 304.8 m above ground | 0.80 km | 10,002 km |
| North-central Wisconsin | M-D | 152 m above ground | 0.80 km | km |
| Potawotomi | M-Dz | 91 m above ground | 0.40 km | 1,448 km |