Mason Lake
Reservoir in Adams County, Wisconsin · on the USGS Briggsville quadrangle
43.65780, -89.60795
Maps that show Mason Lake
Get them in the map app
Briggsville, WI
Detailed map of terrain, trails and roads
USGS topo, 2022
Briggsville, WI
Old map for history, not navigation
USGS historical 15-minute topo (1902)
Briggsville, WI
Old map for history, not navigation
USGS historical 15-minute topo (1958)
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).