Blood Run Site
Good Earth State Park Blood Run
Late Prehistoric Oneota (Blood Run phase 1500–1700 CE)·Oneota (ancestors Dakota-Ioway)·🇺🇸 South Dakota / Iowa border, Lincoln County, United States
About
About Blood Run Site
Oneota paramount town on Big Sioux River (1500–1700 CE), largest Plains town north of Cahokia before contact: 76 mounds, pitted village, boulder enclosure, Oneota ceramic with shell-tempered grit, Verdigre trade. Population 6,000, extensive Oneota longhouse pattern, stone tools from Knife River flint 300 km. Sided with Oceti Sakowin; abandoned 1700 after Iroquois-driven Omaha attack; South Dakota's first state park west of Missouri with tribal co-management.
Why it mattersLargest Oneota town; links Mississippian to Plains village transition; demonstrates pre-horse Plains density.
Open questions
Mysteries & theories
Mysteries
- 01Meaning of boulder wall — defensive vs ceremonial
- 02Why 76 mounds in linear alignment
Theories
- 01Plains-Mississippian hybrid chiefdom controlling pipestone trade
- 02Fortified town during protohistoric warfare surge
Theories are interpretations, not findings. The seal above tells you how much scholarly weight the place carries.
History
How it came to be
- Built
- c.1500 CE; peak 1550–1680 CE
- Period
- Late Prehistoric Oneota (Blood Run phase 1500–1700 CE)
- Culture
- Oneota (ancestors Dakota-Ioway)
- Builders
- Oneota
- Purpose
- Palissaded town, mound mortuary center and regional trade hub
- Abandoned
- c.1700 CE (Omaha attack and smallpox)
- Rediscovered
- 1886 T. H. Lewis maps mounds; Good Earth Park 2013
- Excavation
- Partially excavated
1500
Town founded on bluff
1700
Abandoned after Omaha attack
2013
Good Earth State Park established
On the ground
Structures & features
43.4608° N · 96.5867° W · 365 m · 2 mapped features
Serpentine Boulder Wall
wall1 km granite wall on ridge enclosing mound group
43.4620° N · 96.5860° WMound 1 Mortuary
mound6 m conical mound with Oneota burials and pipes
43.4595° N · 96.5875° W
Gallery