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USGS 01570500 Susquehanna River at Harrisburg, PA

 

PROVISIONAL DATA SUBJECT TO REVISION
 
 
 
STATION.--01570500 SUSQUEHANNA RIVER AT HARRISBURG, PA (National stream-quality accounting network, radiochemical and tritium program)
LOCATION.--Lat 40`15'17", long 76`53'11", Dauphin County, Hydrologic Unit 02050305, on east bank of City Island, 60 ft downstream from Market Street bridge in Harrisburg, 3,670 ft upstream from sanitary dam, and 1.7 mi upstream from Paxton Creek.
DRAINAGE AREA.--24,100 mi2.
PERIOD OF RECORD.--October 1890 to current year.
GAGE.--Water-stage recorder. Concrete control since Aug. 29, 1916. Datum of gage is 290.01 ft above sea level. Prior to Oct. 1, 1928, nonrecording gage at Walnut Street Bridge 600 ft upstream, and Oct. 1, 1928, to Aug. 31, 1975, water-stage recorder at site 3,170 ft downstream, all gages at same datum.
EXTREMES OUTSIDE PERIOD OF RECORD.--Maximum stage known during period 1786 to 1890, 26.8 ft at Walnut Street bridge, June 2, 1889, discharge, 654,000 ft3/s.
FLOOD STAGE.--NOAA, National Weather Service river forecast station flood stage provided to USGS April 1999 is 17 feet.
COOPERATION.--Funding for the operation of this station is provided by the Federal Energy Regulatory Commission, the U.S. Army Corps of Engineers, the Pennsylvania Department of Environmental Protection, and the U.S. Geological Survey.
 
 

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Discharge, cubic feet per second
Most recent value: 21,600   11-19-2004  09:30
Graph of
Download a presentation-quality graph Parameter Code 00060; DD 01
Daily mean flow statistics for 11/19 based on 113 years of record in ft3/sec
Current Flow Minimum Mean Maximum 80 percent exceedance 50 percent exceedance 20 percent exceedance
21,600  2,000 29,110 249,000 8,512 19,600 41,240

Percent exceedance means that 80, 50, or 20 percent of all daily mean flows for 11/19 have been greater than the value shown.

Gage height, feet
Most recent value: 4.33   11-19-2004  09:30
Graph of
Download a presentation-quality graph Parameter Code 00065; DD 02
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Retrieved on 2004-11-19 10:01:42 EST
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