Blue Hole
Lake in Sauk County, Wisconsin · on the USGS Spring Green quadrangle
43.19698, -90.00872
Maps that show Blue Hole
Get them in the map app
Spring Green, WI
Detailed map of terrain, trails and roads
USGS topo, 2022
Spring Green, WI
Old map for history, not navigation
USGS historical 15-minute topo (1960)
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
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).