Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
DavenportM/R-D121.9 m 9.60 km2,666 km
Des MoinesM/R-D121.9 m 9.60 km2,666 km
DubuqueM/R-D121.9 m 9.60 km2,634 km
Manchester regionM-D80 m above ground0.50 km22,712 km
Northeast IowaM-A304.8 m above ground1.60 km12,713 km
East-central IowaM-A304.8 m above ground1.60 km12,070 km
WaterlooM/R-D121.9 m 9.60 km2,634 km