Rosa Lake
Lake in Pembina County, North Dakota · on the USGS Hallson quadrangle
48.83719, -97.75277
Maps that show Rosa Lake
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Hallson, ND
USGS topo, 2024

Walhalla, ND
USGS historical 15-minute topo (1918)

Walhalla, ND
USGS historical 15-minute topo (1943)

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 High Altitude Chart H-02 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).