Lewis Hill
Summit in Lyman County, South Dakota · on the USGS Short Creek quadrangle
43.95304, -99.42621
Maps that show Lewis Hill
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Short Creek, SD
USGS topo, 2021
Chamberlain, SD
USGS historical 15-minute topo (1935)
Chamberlain, SD
USGS historical 15-minute topo (1939)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
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
Name, class, county and location: USGS Geographic Names Information System (public domain).