Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
AberdeenM/R-D121.92 m 9.66 km2,316 km
BismarckM/R-D121.92 m 9.66 km2,525 km
JamestownM/R-D121.92 m 9.66 km2,282 km
Mc IntoshM/R-D121.92 m 9.66 km2,430 km
South-central North DakotaM-D1066.8 m (barometer)4.83 km2,784 km
Standing RockM-D91.44 m above ground1.00 km13,036 km