The Trenton Limestone:



The Trenton Limestone and accompanying Black River rocks are important in that they serve as the source for much or all hydrocarbon formation in the Appalachian basin. Generally speaking, the Trenton Limestone serves as a cap rock for the underlying Black River source rocks. Because it is not as thick here in Ohio, it has allowed hydrocarbons formed by the Black River group to migrate naturally into the Utica/Pt. Pleasant. To the East, in West Virginia…