Big Tank
Reservoir in Cochise County, Arizona · on the USGS Skeleton Canyon quadrangle
31.56538, -109.07645
Maps that show Big Tank
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Skeleton Canyon, NM-AZ
USGS topo, 2023
Apache, AZ
USGS historical 15-minute topo (1940)
Apache, AZ
USGS historical 15-minute topo (1958)
Douglas Ranger District Motor Vehicle Use Map (MVUM)
Coronado National Forest
IFR Enroute Low Altitude Chart L-05 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-04 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).