Effects of abandoned coal-mine drainage on streamflow and water quality in the Mahanoy Creek Basin, Schuylkill, Columbia, and Northumberland Counties, Pennsylvania, 2001 [electronic resource] / Charles A. Cravotta III ; in cooperation with the Schuylkill Conservation District and the Pennsylvania Department of Environmental Protection.
Imprint
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2005.