Lost Lake
Reservoir in Ogle County, Illinois · on the USGS Daysville quadrangle
41.91386, -89.36172
Maps that show Lost Lake
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Daysville, IL
Detailed map of terrain, trails and roads
USGS topo, 2024
Dixon, IL
Old map for history, not navigation
USGS historical 15-minute topo (1918)
Dixon, IL
Old map for history, not navigation
USGS historical 15-minute topo (1950)
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).