Signal Hill
Summit in Cochise County, Arizona · on the USGS Hay Mountain quadrangle
31.69356, -109.89583
Maps that show Signal Hill
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Hay Mountain, AZ
USGS topo, 2021
Gleeson, AZ
USGS historical 15-minute topo (1925)
Gleeson, AZ
USGS historical 15-minute topo (1958)
Nogales & Sierra Vista Ranger Districts -Back 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).