1. Bathymetry and capacity of Chambers Lake, Chester County, Pennsylvania Author/Creator: Gyves, Matthew C., cartographer Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2015 Resource Type: Map Access & Availability: Loading
2. A benthic-macroinvertebrate index of biotic integrity and assessment of conditions in selected streams in Chester County, Pennsylvania, 1998-2009 Author/Creator: Reif, Andrew G. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2012 Resource Type: Book Access & Availability: Loading
3. Estimated suspended-sediment loads and yields in the French and Brandywine Creek Basins, Chester County, Pennsylvania, water years 2008-09 Author/Creator: Sloto, Ronald A. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2011 Resource Type: Book Access & Availability: Loading
4. Groundwater-quality monitoring program in Chester County, Pennsylvania, 1980-2008 Author/Creator: Senior, Lisa A. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2010 Resource Type: Book Access & Availability: Loading
5. Drought-trigger ground-water levels in Chester County, Pennsylvania, for the period of record ending May 2006 Author/Creator: Cinotto, Peter J. Publication/Creation: [Reston, Va.] : U.S. Geological Survey, 2007 Resource Type: Book Access & Availability: Loading
6. Effect of on-site wastewater disposal on quality of ground water and base flow : a pilot study in Chester County, southeastern Pennsylvania, 2005 Author/Creator: Senior, Lisa A. Publication/Creation: Reston, Va. : U.S. Geological Survey, 2007 Resource Type: Book Access & Availability: Loading
7. Altitude and configuration of the potentiometric surface in the upper White Clay Creek and lower West Branch Brandywine Creek basins including portions of Penn, London Grove, New Garden, Londonderry, West Marlborough, Highland, and East Fallowfield Townships and West Grove, Avondale, Modena, and South Coatesville Boroughs, Chester County, Pennsylvania, May through July 2006 Author/Creator: Hale, Lindsay B. Publication/Creation: [Reston, Va.?] : U.S. Geological Survey, 2007 Resource Type: Map Access & Availability: Loading
8. Altitude and configuration of the potentiometric surface in the lower White Clay Creek and upper Christina River basins including portions of Franklin, London Britain, New Garden, and New London Townships, County, Pennsylvania, June through September 2005 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 2006 Resource Type: Map Access & Availability: Loading
9. Altitude and configuration of the potentiometric surface in east Nottingham and west Nottingham townships, Chester County, Pennsylvania, April through June 2004 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 2006 Resource Type: Map Access & Availability: Loading
10. Occurrence of fecal-indicator bacteria and protocols for identification of fecal-contamination sources in selected reaches of the West Branch Brandywine Creek, Chester County, Pennsylvania Author/Creator: Cinotto, Peter J. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2005 Resource Type: Book Access & Availability: Loading