Mineral Resources
Online Spatial Data
Magnetic anomaly
Aeromagnetic surveys
Wisconsin
Airborne geophysical surveys
Survey name
Type
Altitude
Spacing
Flight line distance
Eau Claire
M/R-D
121.9 m
4.80 km
4,224 km
West-Central Wisconsin
M-D
304.8 m above ground
0.80 km
14,459 km
North-central Wisconsin
M-D
152 m above ground
0.80 km
km