1. Altitude and configuration of the potentiometric surface in the crystalline and metasedimentary rocks, northeastern Chester County, Pennsylvania, May through October 1990 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Lemoyne, Pa.] : U.S. Department of the Interior, U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading
2. Altitude and configuration of the potentiometric surface in the Triassic sandstones and shales, northeastern Chester County, Pennsylvania, September 1987 through January 1988 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : Department of the Interior, U.S. Geological Survey, 1989 Resource Type: Map Access & Availability: Loading
3. Altitude and configuration of the potentiometric surface in the Triassic sandstones and shales, northern Chester County, Pennsylvania, October 1989 through March 1990 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Harrisburg, Pennsylvania : Department of the Interior, U.S. Geological Survey, 1990 Resource Type: Map Access & Availability: Loading
4. Altitude and configuration of the water-level surface in lower Paleozoic and Precambrian crystalline rocks in the Red Clay Creek Basin, Chester County, Pennsylvania, and New Castle County, Delaware, June through October 1989 and March 1990 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Harrisburg, Pennsylvania : United States Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading
5. Assessment of stream conditions and trends in biological and water-chemistry data from selected streams in Chester County, Pennsylvania, 1981-97 Author/Creator: Reif, Andrew G. Publication/Creation: New Cumberland, Pa. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
6. Drought-trigger ground-water levels and analysis of historical water-level trends in Chester County, Pennsylvania Author/Creator: Schreffler, Curtis L., author Publication/Creation: [Denver, Colorado] : U.S. Deptartment of the Interior, U.S. Geological Survey, 1999 Resource Type: Book Access & Availability: Loading
7. Effects of flood controls proposed for West Branch Brandywine Creek, Chester County, Pennsylvania Author/Creator: Sloto, Ronald A., author Publication/Creation: Harrisburg, Pennsylvania : U.S. Geological Survey, 1988 Resource Type: Book Access & Availability: Loading
8. Effects of urbanization on storm-runoff volume and peak discharge of Valley Creek, eastern Chester County, Pennsylvania Author/Creator: Sloto, Ronald A., author Publication/Creation: Harrisburg, Pennsylvania : U.S. Geological Survey, 1988 Resource Type: Book Access & Availability: Loading
9. Geohydrology and ground-water quality, Big Elk Creek Basin, Chester County, Pennsylvania, and Cecil County, Maryland Author/Creator: Sloto, Ronald A. Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor] Resource Type: Book Access & Availability: Loading
10. Geohydrology and simulation of ground-water flow in the carbonate rocks of the Valley Creek basin, eastern Chester County, Pennsylvania Author/Creator: Sloto, Ronald A., author Publication/Creation: Harrisburg, Pennsylvania : U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading