South Colorado Plateau (UT-CO-AZ)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by U.S. Geological Survey
Date flown 08/53-11/53
Line spacing 1.6 (km)
Altitude 2590 (m) by barometer measurement
Total distance 14,149 (km)
References
Counties Apache - Coconino - Navajo - Dolores - Mesa - Montezuma - San Miguel - San Juan - Emery - Garfield - Grand - Kane - San Juan - Wayne
Overlapping surveys

Data: Magnetic (M-Dz)