Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
CharlottesvilleM/R-D121.9 m 9.60 km2,756 km
Shenandoah Valley DikesM-Dz640 m (barometer)0.80 km1,826 km
Western VirginiaM-Dz152.4 m above ground0.80 km12,231 km