Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Pend Orielle North-centralM-Dz1830 m (barometer)1.60 km193 km
Scotchman PeakM-D2134 m (barometer)1.60 km413 km
KalispellM/R-D121.9 m 9.60 km2,323 km
N.E. Idaho-W. MontanaM-Dz2134 m (barometer)1.60 km14,484 km
MissoulaM-Dz2286 m (barometer)1.60 km6,759 km
Wallace-FlatheadM-D304.8 m above ground1.20 km3,765 km
SandpointM/R-D121.9 m 1.60 km9,994 km
SpokaneM/R-D121.9 m 1.60 km6,187 km
WallaceM/R-D121.9 m 4.80 km4,469 km