The surficial geology in the vicinity of its lower reaches mostly consists of alluvium and Wisconsinan Till, but there are patches of alluvial fan and bedrock nearby as well.

[2] In 1966, the concentration of silica in the waters of Oxbow Inlet was found to be greater than 50 milligrams per liter (0.050 oz/cu ft).

The iron, calcium, and sulfate concentrations were below average for springs sampled in a 1966 study of bodies of water in the Wilkes-Barre area.

[3] In the summer of 1966, Oxbow Inlet carried only vadose water, due to drought conditions during that time period.

[3] The surficial geology in the immediate vicinity of the lower reaches of Oxbow Inlet mainly consists of alluvium.

[2] Chief Oil & Gas, LLC has an Erosion and Sediment Control permit for which one of the receiving streams is Oxbow Inlet.