Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
BakerM/R-D121.9 m 4.80 km4,234 km
ChallisM/R-D121.9 m 3.20 km5,740 km
Elk CityM/R-D121.9 m 4.80 km4,477 km
GrangevilleM/R-D121.9 m 9.60 km2,636 km
Idaho Primitive AreaM-Dz3353 m (barometer)1.60 km6,035 km
Idaho Regional '69M-Dz3658 m (barometer)8.00 km7,773 km
Selway-BitterrootM-Dz3353 m (barometer)1.60 km9,197 km
West-central IdahoM-Dz3353 m (barometer)3.20 km5,643 km
Hells CanyonM-Dz2743 m (barometer)1.60 km3,057 km