Beaver Lake
Reservoir in Dallas County, Iowa · on the USGS Redfield quadrangle
41.53333, -94.21083
Maps that show Beaver Lake
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Redfield, IA
USGS topo, 2022
Adel, IA
USGS historical 15-minute topo (1949)
Adel, IA
USGS historical 15-minute topo (1951)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-12 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-05 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).