Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
BeevilleM/R-D121.9 m 2.40 km6,099 km
SeguinM/R-D121.9 m 4.80 km4,296 km
Texas Coastal Plain '56M-Dz152.4 m above ground1.60 km20,317 km
LockhartM-D457.2 m (barometer)9.60 km619 km
Northeast San AntonioM-Dz548.6 m (barometer)2.00 km3,983 km