WATER RESOURCE STUDIES IN
CHESTER COUNTY, PENNSYLVANIA

The U.S. Geological Survey has been measuring streamflow since 1911 and conducting
ground-water and water-quality studies in Chester County since 1925. Most of the
current hydrologic studies are conducted in cooperation with the Chester County
Water Resources Authority and the Chester County Health Department.

Online USGS Fact Sheet Describing Hydrologic Studies in Chester County

Wood, C.R., 1998, U.S. Geological Survey Cooperative Water-Resources Programs in Chester
County, Pennsylvania: U.S. Geological Survey Fact Sheet 067-98, 6 p. [PDF file]

Hydrologic Studies

• Assessment of the Broad Run watershed in Chester County
  
  
• Identification, potential sources, mode of transportation, and storage properties of bacteria in the West Branch Brandywine Creek
  
  
• Ground-water flow in the French Creek watershed
  (in cooperation with the Delaware River Basin Commission)
  
  
• Ground water quality atlas for Chester County
  
  
• Effects of land application of sewage effluent on ground water and surface water
  
  
• Evaluation of stream conditions using biological and water-quality data
  
  
• Stream water-quality modeling in support of establishing Total Maximum Daily Loads (TMDL) in the Christina Watershed
  (in cooperation with the Delaware River Basin Commission, the Pennsylvania Department of Environmental Protection, and the Delaware Department of Natural Resources and Environmental Control)
  
  
• Ground-water resources of the Elk Creek Watershed
  
  
• Bacteria in the Brandywine Creek Watershed
  
  
• Bacteria in household wells
  (in cooperation with the Pennsylvania Department of Environmental Protection)
  
  
• Radon in the ground water of Chester County
  
  
• Radionuclides in the ground water of Southeastern Pennsylvania
  
  
• Hydrologic investigation at the AIW Frank/Mid-County Mustang Superfund Site
  (in cooperation with the U.S. Environmental Protection Agency)
  
  

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