Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Washington-Idaho-MontanaM-Dz2133.6 m (barometer)3.22 km8,441 km
PullmanM/R-D121.92 m 9.66 km2,612 km
SpokaneM/R-D121.92 m 1.61 km6,188 km
Walla WallaM/R-D121.92 m 9.66 km2,298 km