1. Mineral Resources
  2. Online Spatial Data
  3. Magnetic anomaly
  4. Aeromagnetic surveys
  5. Nebraska

Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Northwest IowaM-A304.8 m above ground1.60 km19,199 km
Sioux CityM/R-D121.9 m 8.00 km2,740 km