Ugashik North (AK)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by USGS
Date flown 05/55
Line spacing 3.22 (km)
Altitude 304.8 to 396.24 (m) by barometer measurement
Total distance 1,127 (km)
References
Counties Bristol Bay - Dillingham - Lake and Peninsula
Overlapping surveys

Data: Magnetic (M-Dz)