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Peak Streamflow for Pennsylvania

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[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.



USGS 01478137 Trout Run at Avondale, PA

Chester County, Pennsylvania
Hydrologic Unit Code 02040205
Latitude  39°49'18", Longitude  75°46'46" NAD27
Drainage area 1.34  square miles
Gage datum 266.38 feet above NAVD88
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
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Water
Year
Date
Gage
Height
(feet)
Stream-
flow
(cfs)
1997 1997-09-11   20.4
1998 1998-03-21   56.0
1999 1998-10-09   25.4
2020 2020-08-04 7.25 602
2021 2021-09-01 6.42 415
2022 2022-07-09 3.84 68.8