Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
NorfolkM/R-D121.9 m 4.80 km4,887 km
Offshore East CoastM-D457.2 m (barometer)8.00 km59,545 km
Offshore E. Coast Tie LinesM-D300 m (barometer)-9999.00 km185,000 km
Southeast VirginiaM-Dz152.4 m above ground3.20 km9,173 km