Welcome to the Chester County Water Resources Authority

 ... providing the water resources science, engineering and planning necessary to protect public safety, to preserve the integrity of Chester County's natural water resources and watershed systems, and to balance the needs of all water users in support of Landscapes, Watersheds, and planned growth for Chester County.

Results of PADEP Aquatic Assessment - Brandywine and Red Clay Creek Watersheds (5/20/10) PADEP has recently submitted for EPA approval the results of their most recent stream assessments for the Brandywine and Red Clay Creek watersheds. Click here to view a recent presentation by PADEP staff of how the assessment was done and the resulting change in stream designations in these watersheds. These results are "tentative" until given final approval by EPA.

{Flowing Water}

Go with the flow and catch up on our Stormwater Management Plans currently in process. Chester County Water Resources Authority is currently working on two Pennsylvania Act 167 Stormwater Management Plans. County-wide Act 167 Plan Valley Creek Watershed Stormwater Management Plan

Rain Garden Resources Interested in adding a rain garden to your "green" landscape? Check out these easy step-by-step How-to manuals: Rain Gardens - A how-to manual for homeowners (© University of Wisconsin) Rain Gardens - A household way to improve water quality in your community (© University of Wisconsin) Sapovits Park & Nether Providence Municipal Building Rain Gardens: Design & Construction Rain Gardens - A Beautiful Contribution For Cleaner Water

{Mouse Pad Raindrop}   Hydrologic Conditions Update  - Updated weekly this link gives you easy access to our weekly Hydrologic Conditions Summary, the latest Observation Well Monitoring Report, the latest Observation Well Monitoring Map, and the most recent Rainfall Observers Report.

• 2010 GSC County Employee Trash Cleanup
• Watersheds Plan
• 2008 Annual Report - The Year In Review
• Annual Awards Dinner - April 29, 2009
• Valley Creek Integrated Stormwater Management Plan
• Post Construction Stormwater Management Model Ordinance
• Hydrological Conditions - Reports and Gage Maps 
• Weekly Hydrological Report
• Watersheds of Chester County - Maps & Posters Available
• U.S. Geological Survey Programs in Chester County
  • Stream Gages of Chester County
  • Ground Water - Well 10
  • Chester County Stream Water Quality Network 
• Rain Garden Information
  • Rain Gardens - A how-to manual for homeowners (© University of Wisconsin)
  • Rain Gardens - A household way to improve water quality in your community (© University of Wisconsin)
  • Sapovits Park & Nether Providence Municipal Building Rain Gardens: Design & Construction
  • Rain Gardens - A Beautiful Contribution For Cleaner Water
• Public Education Brochures  
  • Stormwater Basin Retrofit 
  • Reducing Stormwater and Flooding 
  • Maintaining Stormwater Facilities 
  • Managing Small Ponds 
  • Stream Restoration