Geodiversity Atlas—Oklahoma State Index

Chickasaw National Recreation Area (NRA) preserves historic freshwater and mineral springs within a landscape of gently rolling hills and stream-cut ravines that are the erosional remnants of the Arkbuckle Mountains in Oklahoma. Links to products from Baseline Geologic and Soil Resources Inventories provide access to maps and reports.

The camp of Peace Chief Black Kettle was located on the floodplain of the Washita River within the Western Red-Bed Plains geomorphic province of the Great Plains. The area is characterized gently rolling hills of nearly flat-lying Permian red sandstone and shale Links to products from Baseline Geologic and Soil Resources Inventories provide access to maps and reports.