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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 01451192 Lehigh R at Hamilton Street Bridge, Allentown, PA

Lehigh County, Pennsylvania
Hydrologic Unit Code 02040106
Latitude  40°36'23", Longitude  75°27'17" NAD27
Drainage area 1,033  square miles
Contributing drainage area 1,033  square miles
Gage datum 200 feet above NGVD29
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1985 1985-09-27 45.36 34,100
1986 1986-03-15 44.13 30,400
1987 1987-09-09 46.89 43,200
1989 1989-05-06 45.21 36,000
1990 1990-05-17 43.34 26,400
1991 1990-12-04 42.92 24,300
1992 1991-11-23 39.55 9,300
1993 1993-04-11 44.09 30,200
1994 1993-11-28 42.05 20,200
1996 1996-01-20 48.25  
1997 1996-12-02 44.98  
1998 1998-01-09 40.91 9,4002
1999 1999-09-17 42.97 22,2002
2000 2000-02-29 40.78 8,750
2001 2000-12-17 43.04 18,100
2002 2002-05-29 40.50 8,520
2003 2003-09-23 44.12 23,000
2004 2004-09-18 49.35 53,000
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  Peak Streamflow Qualification Codes.