The U.S. Geological Survey maintains five stream water-quality stations in Chester County
in cooperation with the
Chester County Water Resources
Authority and one station on the Schuylkill River bordering Chester County in
cooperation with the
Delaware River Basin Commission.
Parameters measured
T = temperature, DO = dissolved oxygen, SC = specific conductance, Q = streamflow
| Station Number | Station Name | Parameters Measured | Period of Record |
|---|---|---|---|
| 01472104 | Schuylkill River at Vincent Dam at Linfield, Pa | T, DO | 1986-current year |
| 01480400 | Birch Run near Wagontown, Pa | T, Q | 1996-current year |
| 01480500 | West Branch Brandywine Creek at Coatesville, Pa | T, Q | 1995-current year |
| 01480617 | West Branch Brandywine Creek at Modena, Pa | T, DO, SC, pH, Q | 1970-current year |
| 01480870 | East Br Brandywine Creek below Downingtown, Pa | T, DO, SC, pH, Q | 1972-current year |
| 01481000 | Brandywine Creek at Chadds Ford, Pa | T, DO, SC, pH, Q | 1971-current year |

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