Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
West-central ArkansasM-A152.4 m above ground0.80 km18,186 km
El DoradoM/R-D121.92 m 9.66 km3,005 km
Mc AlesterM/R-D121.92 m 9.66 km2,770 km
TexarkanaM/R-D121.92 m 4.83 km5,081 km