Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Danbury ReflightM-Dz152.4 m above ground1.61 km515 km
HartfordM/R-D121.92 m 10.06 km1,344 km
New Jersey Highlands NorthM-Dz152.4 m above ground0.40 km2,253 km
Brookhaven ARMS '59M-Dz152.4 m above ground1.61 km5,995 km
Southeast New YorkM-D914.4 m (barometer)3.22 km2,599 km