Pumpkin Buttes

Pumpkin Buttes
Highest point
Elevation6,050 ft (1,840 m)
Prominence1,000 ft (300 m)
ListingNational Natural Landmark
Coordinates43°43′25″N 105°52′13″W / 43.72361°N 105.87028°W / 43.72361; -105.87028
Geography
LocationCampbell and Johnson counties, Wyoming, U.S.
Parent rangePowder River Basin
Topo mapUSGS Pumpkin Buttes
Geology
Rock ageEocene / Oligocene
Mountain typeMesa / Butte
Rock type(s)Wasatch Formation, White River Formation

The Pumpkin Buttes are situated in southwestern Campbell County and eastern Johnson County, Wyoming, approximately 40 miles southwest of Gillette. The group consists of North Butte, South Butte, North Middle Butte, and South Middle Butte, along with a smaller fifth butte. North Butte is the highest point in the Powder River Basin, reaching an elevation of 6,050 feet. The buttes are all on private land, except Middle Butte, which is owned by the Bureau of Land Management, but is landlocked.