 Steubenville is located near two large shale formations - the Marcellus and Utica formations.Fort Steuben, located downtown on South Third Street, is a reconstructed 18th century fort on its original location overlooking the Ohio River.Built in 1787 to protect the government surveyors of the Seven Ranges of the Northwest Territory, Fort Steuben housed 150 men of the 1st American Regiment.