Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
AshtonM/R-D121.9 m 4.80 km3,056 km
BozemanM/R-D121.9 m 4.80 km4,433 km
Idaho Regional '69M-Dz3658 m (barometer)8.00 km7,773 km
Boulder BatholithM-Dz3200 m (barometer)3.20 km4,972 km
Bozeman '55M-Dz152.4 m above ground0.80 km3,379 km
Townsend ValleyM-Dz152.4 m above ground0.80 km4,063 km
Idaho-MontanaM-Dz3658 m (barometer)3.20 km8,770 km
GallatinM-D3658 m (barometer)1.20 km2,977 km
Tobacco RootsM-D304.8 m above ground0.80 km804 km
Madison RangeM-D3658 m (barometer)1.20 km951 km
White Sulpher SpringM/R-D121.9 m 4.80 km4,433 km
Yellowstone '62M-Dz3658 m (barometer)1.60 km3,210 km
Northern Yellowstone '67M-Dz3658 m (barometer)1.60 km3,234 km
YellowstoneM-D243.8 m above ground0.40 km23,078 km