Decatur Lake
Reservoir in Green County, Wisconsin · on the USGS Albany quadrangle
42.65168, -89.41687
Maps that show Decatur Lake
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Albany, WI
Detailed map of terrain, trails and roads
USGS topo, 2022
Brodhead, WI
Old map for history, not navigation
USGS historical 15-minute topo (1893)
Brodhead, WI
Old map for history, not navigation
USGS historical 15-minute topo (1962)
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).