Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Naval Pet. Reserve No. 4M-Dz30.48 m above ground3.22 km20,278 km
Northeast Alaska '72M-D304.8 m above ground1.93 km27,842 km
Northeast Alaska '73M-D304.8 m above ground1.61 km25,045 km
Philip Smith MountainsM-D304.8 m above ground1.61 km9,262 km
Killik River-Chandler L. N.M-D1219.2 m (barometer)3.22 km5,407 km
Killik River-Chandler L. S.M-D2438.4 m (barometer)3.22 km5,407 km
Alaska RegionalM-Dz1524 m (barometer)16.09 km14,484 km
Northern AlaskaM-D121.92 m above ground9.66 km14,219 km
Western Brooks RangeM-Dz1524 m (barometer)10.46 km1,802 km
Western Baird MountainsM-Dz304.8 m above ground-9999.00 km km
Baird Mtns.-Ambler RiverM-Dz304.8 m above ground1.21 km14,323 km
South NPR '77M-D243.84 m above ground9.66 km1,931 km
Wiseman-BettlesM-D304.8 m above ground1.21 km18,025 km
Prudhoe Bay RegionM-D91.44 m above ground1.61 km2,092 km
BarrowM/R-D121.92 m 9.66 km290 km
Beechey PointM/R-D121.92 m 9.66 km636 km
Harrison BayM/R-D121.92 m 9.66 km909 km
Ikpikpuk RiverM/R-D121.92 m 9.66 km1,408 km
Lookout RidgeM/R-D121.92 m 9.66 km1,625 km
Meade RiverM/R-D121.92 m 9.66 km1,505 km
Point LayM/R-D121.92 m 9.66 km539 km
SagavanirktokM/R-D121.92 m 9.66 km1,513 km
TeshekpukM/R-D121.92 m 9.66 km1,505 km
UmiatM/R-D121.92 m 9.66 km1,513 km
Utukok RiverM/R-D121.92 m 9.66 km1,625 km
WainwrightM/R-D121.92 m 9.66 km901 km