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USGS 01453000 Lehigh River at Bethlehem, PA

  Stream Site

DESCRIPTION:
Latitude 40°36'55",   Longitude 75°22'45"   NAD27
Lehigh County, Pennsylvania, Hydrologic Unit 02040106
Drainage area: 1,279 square miles
Datum of gage: 210.94 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2014-10-22  
 Daily Data
    Discharge, cubic feet per second  1902-10-01  2014-10-21  39103 
 Daily Statistics 
    Discharge, cubic feet per second  1902-10-01  2014-08-26 39047 
 Monthly Statistics 
    Discharge, cubic feet per second  1902-10  2014-08  
 Annual Statistics 
    Discharge, cubic feet per second  1903  2014  
 Peak streamflow 1902-02-28  2012-12-21  108 
 Field measurements 1902-09-22  2014-10-10  803 
 Field/Lab water-quality samples 1958-10-15  1972-12-06  132 
 Water-Year Summary 2006  2013  8 

Additional Data Sources

Begin Date

End Date

Count
 Instantaneous-Data Archive  **offsite** 1986-10-01  2007-09-30  317362 
OPERATION:
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
ADDITIONAL INFORMATION

STATION.--01453000 LEHIGH RIVER AT BETHLEHEM, PA
LOCATION.--Lat 40`36'55", long 75`22'45", Lehigh County, Hydrologic Unit 02040106, on left bank 110 ft upstream from bridge on New Street at Bethlehem, and 1,800 ft upstream from Monocacy Creek. Records include flow of Monocacy Creek.
DRAINAGE AREA.--1,279 mi2 (includes that of Monocacy Creek). At site used prior to Oct. 1, 1928, 1,229 mi2.
PERIOD OF RECORD.--October 1902 to January 1905, May 1909 to current year. Monthly discharge only for some periods, published in WSP 1302. Published as "at South Bethlehem" prior to October 1913.
GAGE.--Water-stage recorder. Datum of gage is 210.94 ft above sea level. Prior to October 1928, nonrecording gage at New Street bridge 120 ft downstream at same datum. Oct. 1, 1928, to Sept. 30, 1962, water-stage recorder at site 4,250 ft downstream at datum 2.49 ft lower. Oct. 1, 1963, to Dec. 14, 1975, water-stage recorder at site 40 ft downstream at same datum.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of Feb. 28, 1902 reached a stage of 24.9 ft, from floodmark, present site and datum, discharge, about 88,000 ft3/s.
FLOOD STAGE.--NOAA, National Weather Service river forecast station flood stage provided to USGS April 1999 is 16 feet.
COOPERATION.--Funding for the operation of this station is provided by the U.S. Army Corps of Engineers and the U.S. Geological Survey.