Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
AtlantaM/R-D121.9 m 9.60 km2,605 km
BirminghamM/R-D121.9 m 4.80 km5,943 km
GadsdenM/R-D121.9 m 4.80 km4,185 km
RomeM/R-D121.9 m 9.60 km2,977 km