Bertram Lake
Reservoir in Wright County, Minnesota · on the USGS Monticello quadrangle
45.28663, -93.85025
Maps that show Bertram Lake
Get them in the map app
Monticello, MN
Detailed map of terrain, trails and roads
USGS topo, 2022
Monticello, MN
Old map for history, not navigation
USGS historical 15-minute topo (1961)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-14 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-12 (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).