The surrounding region is low rolling hills and farmland. Bedrock consists of limestone, and there are numerous springs, caves and bluffs along the river's edge. The stream bed is composed mostly of clay and mud with some bedrock, gravel and limestone boulders.
^U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National MapArchived 2012-03-29 at the Wayback Machine, accessed June 8, 2011