@misc{indiciae322c04916124, title = {Water resources data for Pennsylvania, water year 1979; Volume 3, Ohio River and St. Lawrence River basins}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1980}, doi = {10.3133/wdrpa793}, url = {https://pubs.usgs.gov/publication/wdrPA793}, note = {Source identifier: wdrPA793} }