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Water-Year Summary for Site 01451650

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00010 Temperature, water(Max.,Mean,Min.)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Max.,Mean,Min.)  
63680 Turbidity, Form Neph(Mean,Max.,Min.)  

Water year 2021: 2021-10-01 to 2022-09-30
 

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USGS Water-Year Summary 2021
01451650 LITTLE LEHIGH CREEK AT TENTH STREET BRIDGE AT ALLENTOWN, PA
LOCATION - Lat 40°35'47", long 75°28'28" referenced to North American Datum of 1927, Lehigh County, PA, Hydrologic Unit 02040106, on left bank at bridge on Tenth Street, and 0.9 mi upstream from confluence with Jordan Creek in Allentown.
DRAINAGE AREA - 98.2 mi².
REVISIONS HISTORY - WRD PA-98-1: 1997(M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1986 to current year.
GAGE - Water-stage recorder, crest-stage gage, water-quality monitor, and concrete control. Datum of gage is 245.63 ft above National Geodetic Vertical Datum of 1929. Satellite telemetry at station.
COOPERATION - Records of diversion provided by City of Allentown through Water Year 2016. Station established and maintained by the U.S. Geological Survey in cooperation with the Lehigh County Authority.
REMARKS - Diversion upstream for municipal water supply by city of Allentown. Monthly diversions were provided to the USGS by the City of Allentown and filed with the Water Science Center through Water Year 2016. Record for water year 2014 is good except for May 16 to 20 and June 13 to July 10, which is fair. Record for water year 2015, 2017, and 2019 is good. No estimated discharges. Record for water year 2016 and 2018 is fair except for estimated discharges, which are poor. Record for water year 2020 is good except for discharges greater than 3000cfs, which are poor. No estimated discharges.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - October 2019 to current.
COOPERATION - Funding for the operation of this station is provided by the U.S. Geological Survey.
INSTRUMENTATION - Specific conductance and water temperature sonde interfaced with a data collection platform, logging at 15-minute interval.