Big Swamp

Reservoir in Clearwater County, Minnesota · on the USGS Berner quadrangle

47.87496, -95.48862

Maps that show Big Swamp

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Berner, MN — USGS 7.5-minute topo (2022)

Berner, MN

USGS topo, 2022

Churnes, MN — USGS historical 15-minute topo (1919)

Churnes, MN

USGS historical 15-minute topo (1919)

Bureau of Land Management Eastern States Overview map — BLM Eastern States (2019)

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-14 (U.S.)

FAA, 2026-10-29

IFR Enroute High Altitude Chart H-02 (U.S.) — FAA, 2026-10-29

IFR Enroute High Altitude Chart H-02 (U.S.)

FAA, 2026-10-29

Name, class, county and location: USGS Geographic Names Information System (public domain).