| Survey type | M-D (magnetic; collected in digital form) |
|---|---|
| Flown by | Aero Service Corporation |
| Date flown | ?/89-?/91 |
| Line spacing | 0.5 and 5 (km) |
| Altitude | 200 (m) above ground |
| Counties | Emmet - Kossuth - Blue Earth - Brown - Carver - Faribault - McLeod - Martin - Meeker - Nicollet - Renville - Sibley - Wright |
| Overlapping surveys |
| Download | magnetics.htm |
|---|