Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
FremontM/R-D121.92 m 4.83 km4,546 km
Ft DodgeM/R-D121.92 m 9.66 km2,634 km
Northwest IowaM-A304.8 m above ground1.61 km19,199 km
OmahaM/R-D121.92 m 9.66 km2,667 km
Sioux CityM/R-D121.92 m 8.05 km2,741 km