Airborne geophysical surveys

Counties of Indiana

Survey name Type Altitude Spacing Flight line distance
BellevilleM/R-D121.9 m 9.60 km2,761 km
ChicagoM/R-D121.9 m 9.60 km2,051 km
CincinnatiM/R-D121.9 m 9.60 km2,726 km
DanvilleM/R-D121.9 m 9.60 km2,697 km
EvansvilleM/R-D121.9 m 4.80 km3,867 km
Ft WayneM/R-D121.9 m 9.60 km2,666 km
Argonne Joliet ARMSM-Dz152.4 m above ground1.60 km19,312 km
Wabash ValleyM-D152.4 m above ground0.48 km6,115 km
Southeast Illinois '77M-D304.8 m above ground1.60 km12,231 km
IndianapolisM/R-D121.9 m 9.60 km2,726 km
Bluegrass Area, KY/Pauducah Area, KY/ Hopkinsville Area, KY & TN/ Owensboro Area, KY/ Paradise-Russellville Area, KY & TN/ Louisville, KY/ Burskville-Somerset Area, KY & TN/ Ashland-Hazard Area, KY/ Cincinnatis Area, KYM-D152.4 m above ground1.60 km67,632 km
LouisvilleM/R-D121.9 m 9.60 km2,761 km
MuncieM/R-D121.9 m 9.60 km2,697 km
Columbus ARMSM-Dz152.4 m above ground1.60 km18,909 km
Northern Ohio WestM-D548.6 m (barometer)2.40 km9,503 km
Southern OhioM-D304.8 m above ground2.40 km9,100 km
PaducahM/R-D121.9 m 9.60 km2,566 km
VincennesM/R-D121.9 m 9.60 km2,761 km
WinchesterM/R-D121.9 m 9.60 km2,909 km