Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Elk CityM/R-D121.9 m 4.80 km4,477 km
GrangevilleM/R-D121.9 m 9.60 km2,636 km
HamiltonM/R-D121.9 m 4.80 km3,353 km
Idaho Primitive AreaM-Dz3353 m (barometer)1.60 km6,035 km
Selway-BitterrootM-Dz3353 m (barometer)1.60 km9,197 km
Hells CanyonM-Dz2743 m (barometer)1.60 km3,057 km
Blue JointM-D3353 m (barometer)1.20 km506 km
Gospel HumpM-D304.8 m above ground0.80 km2,367 km
MissoulaM-Dz2286 m (barometer)1.60 km6,759 km
PullmanM/R-D121.9 m 9.60 km2,611 km