Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
NewportM-Dz304.8 m above ground0.40 km9,457 km
New Madrid '75 (Jonesboro)M-Dz304.8 m (barometer)1.61 km7,628 km
MemphisM/R-D121.92 m 9.66 km2,952 km