Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
NewarkM/R-D121.9 m 4.80 km3,975 km
Delaware-New JerseyM-D152.4 m above ground1.60 km13,751 km
Pennsylvania Triassic '56M-Dz152.4 m above ground0.40 km11,316 km
PhiladelphiaM-Dz304.8 m above ground1.60 km724 km
WilmingtonM/R-D121.9 m 9.60 km2,018 km