Airborne geophysical surveys

Survey name	Type	Altitude	Spacing	Flight line distance
Newark	M/R-D	121.92 m	4.83 km	3,975 km
Pennsylvania Triassic '56	M-Dz	152.4 m above ground	0.40 km	11,317 km
Pennsylvania Coop	M-Dz	914.4 m (barometer)	3.22 km	4,828 km