Madden Lakes
Lake in Marquette County, Wisconsin · on the USGS Observatory Hill quadrangle
43.68853, -89.34280
Maps that show Madden Lakes
Get them in the map app
Observatory Hill, WI
Detailed map of terrain, trails and roads
USGS topo, 2022
Portage, WI
Old map for history, not navigation
USGS historical 15-minute topo (1902)
Portage, 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-02 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).