Horgan Ridge
Ridge in Pembina County, North Dakota · on the USGS Cavalier NW quadrangle
48.94723, -97.69203
Maps that show Horgan Ridge
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Cavalier NW, ND-MB
USGS topo, 2024

Cavalier, ND
USGS historical 15-minute topo (1939)

Cavalier, ND
USGS historical 15-minute topo (1941)

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).