Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Maryland Coop '71M-Dz365.76 m (barometer)1.61 km4,566 km
Southeast MarylandM-Dz365.76 m (barometer)1.61 km2,253 km
Delaware-New JerseyM-D152.4 m above ground1.61 km13,752 km
SalisburyM/R-D121.92 m 9.66 km1,189 km
Virginia Hot Dry RockM-A304.8 m above ground1.61 km2,221 km
WashingtonM/R-D121.92 m 4.83 km3,824 km