Swan Lake
Lake in Johnson County, Iowa · on the USGS Swisher quadrangle
41.77474, -91.67806
Maps that show Swan Lake
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Swisher, IA
Detailed map of terrain, trails and roads
USGS topo, 2022
Cedar Rapids, IA
Old map for history, not navigation
USGS historical 15-minute topo (1887)
Cedar Rapids, IA
Old map for history, not navigation
USGS historical 15-minute topo (1891)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-28 (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).