Mud Lake
Lake in Brule County, South Dakota · on the USGS Pukwana SE quadrangle
43.82635, -99.03690
Maps that show Mud Lake
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Pukwana SE, SD
USGS topo, 2021

Pukwana, SD
USGS historical 15-minute topo (1941)

Pukwana, SD
USGS historical 15-minute topo (1951)

WPA 2026 Agricultural Cooperative Map
Fish & Wildlife Service Refuge Maps (public domain)

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).