Northern Wisconsin '96 (WI)

Survey type M/V-D (magnetic; very low frequency electromagnetic; collected in digital form)
Flown by U.S. Geological Survey
Date flown 08/96-09/96
Line spacing 0.8 (km)
Altitude 152.4 (m) above ground
Total distance 10,780 (km)
References
Counties Chisago - Pine - Washington - Barron - Burnett - Dunn - Polk - Saint Croix - Washburn
Overlapping surveys

Data: Magnetic, very low frequency electromagnetic (M/V-D)