Belleville (IL-IN)

Survey type M/R-D (magnetic; radiometric; collected in digital form)
Flown by HighLife
Line spacing 9.66 (km)
Altitude 121.92 (m)
Total distance 2,762 (km)
Counties Bond - Clay - Clinton - Edwards - Effingham - Fayette - Franklin - Hamilton - Jasper - Jefferson - Macoupin - Madison - Marion - Monroe - Montgomery - Perry - Randolph - Richland - Saint Clair - Washington - Wayne - White - Posey
Overlapping surveys

Data: Magnetic, radiometric (NURE) (NURE)