Poison Spring

Spring in Graham County, Arizona · on the USGS Calva quadrangle

33.22694, -110.24850

Maps that show Poison Spring

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Calva, AZ — USGS 7.5-minute topo (2026)

Calva, AZ

USGS topo, 2026

Bylas, AZ — USGS historical 15-minute topo (1960)

Bylas, AZ

USGS historical 15-minute topo (1960)

IFR Enroute Low Altitude Chart L-05 (U.S.) — FAA, 2026-10-29

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

IFR Enroute High Altitude Chart H-04 (U.S.)

FAA, 2026-10-29

Nearby

Dewey Flat

Name, class, county and location: USGS Geographic Names Information System (public domain).