Clyde Young Lake
Reservoir in Warren County, Illinois · on the USGS Rozetta quadrangle
40.88337, -90.77847
Maps that show Clyde Young Lake
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Rozetta, IL
USGS topo, 2024

Oquawka, IL
USGS historical 15-minute topo (1934)

Oquawka, IL
USGS historical 15-minute topo (1940)

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 Low Altitude Chart L-27 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-05 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).