Sioux City (IA-NE-SD)

Survey type M/R-D (magnetic; radiometric; collected in digital form)
Flown by Texas Instruments
Date flown 08/77
Line spacing 8 (km)
Altitude 121.9 (m)
Total distance 2,740 (km)
References
Counties Monona - Plymouth - Sioux - Woodbury - Antelope - Burt - Cedar - Cuming - Dakota - Dixon - Knox - Madison - Pierce - Stanton - Thurston - Wayne - Bon Homme - Clay - Union - Yankton
Overlapping surveys

Data: Magnetic, radiometric (NURE) (NURE)