Allison Tank
Reservoir in Maricopa County, Arizona · on the USGS Cortez Peak NW quadrangle
33.49187, -113.23975
Maps that show Allison Tank
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Cortez Peak NW, AZ
USGS topo, 2021

Cortez Peak, AZ
USGS historical 15-minute topo (1962)

Lake Havasu Field Office Visitor Map
BLM Arizona (2019)

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-03 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).