| Survey name | Type | Altitude | Spacing | Flight line distance |
|---|---|---|---|---|
| Dubuque | M/R-D | 121.9 m | 9.60 km | 2,634 km |
| Manchester region | M-D | 80 m above ground | 0.50 km | 22,712 km |
| Northeast Iowa | M-A | 304.8 m above ground | 1.60 km | 12,713 km |
| La Crosse | M/R-D | 121.9 m | 9.60 km | 2,602 km |
| Mason City | M/R-D | 121.9 m | 9.60 km | 2,602 km |
| Waterloo | M/R-D | 121.9 m | 9.60 km | 2,634 km |