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USGS 01552000 Loyalsock Creek at Loyalsockville, PA

  Stream Site

Latitude 41°19'30",   Longitude 76°54'46"   NAD27
Lycoming County, Pennsylvania, Hydrologic Unit 02050206
Drainage area: 435 square miles
Datum of gage: 586.33 feet above   NGVD29.
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2014-12-22  
 Daily Data
    Discharge, cubic feet per second  1925-10-01  2014-12-21  32224 
 Daily Statistics 
    Discharge, cubic feet per second  1925-10-01  2013-11-03 31811 
 Monthly Statistics 
    Discharge, cubic feet per second  1925-10  2013-11  
 Annual Statistics 
    Discharge, cubic feet per second  1926  2014  
 Peak streamflow 1925-11-13  2013-01-31  88 
 Field measurements 1925-08-12  2014-12-02  804 
 Field/Lab water-quality samples 1963-10-17  2014-11-24  155 
 Water-Year Summary 2006  2013  8 
Record for this site is maintained by the USGS Pennsylvania Water Science Center
Email questions about this site to Pennsylvania Water Science Center Water-Data Inquiries

LOCATION.--Lat 41`19'30", long 76`54'46", Lycoming County, Hydrologic Unit 02050206, on right bank 30 ft downstream from bridge on State Highway 973 at Loyalsockville, 2.5 mi downstream from Wallis Run, and 7.3 mi upstream from mouth.
DRAINAGE AREA.--443 mi2.
PERIOD OF RECORD.--August 1925 to September 1974, October 1975 to current year. Prior to October 1925, monthly discharge only, published in WSP 1302. Prior to October 1969, published as "at Loyalsock".
GAGE.--Water-stage recorder. Datum of gage is 585.63 ft above sea level. August 1925 to Sept. 16, 1926, nonrecording gage, and Sept. 17, 1926, to June 13, 1988, water-stage recorder at site 500 feet downstream on left bank at same datum.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of Sept. 26, l975, reached a stage of 14.50 ft, from floodmark, discharge, 84,600 ft3/s, from rating curve extended above 16,000 ft3/s on basis of slope-area measurement of peak flow.
FLOOD STAGE.--NOAA, National Weather Service river forecast station flood stage provided to USGS April 1999 is 12 feet.
COOPERATION.--Funding for the operation of this station is provided by the Pennsylvania Department of Environmental Protection, the National Weather Service, and the U.S. Geological Survey.