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|Data Type||Begin Date||End Date||Count|
|Current / Historical Observations (availability statement)||2007-10-01||2014-11-26|
|Discharge, cubic feet per second||1944-10-01||2014-11-25||25623|
|Discharge, cubic feet per second||1944-10-01||2014-05-18||25432|
|Discharge, cubic feet per second||1944-10||2014-05|
|Discharge, cubic feet per second||1945||2014|
|Field/Lab water-quality samples||1959-10-22||1976-08-19||91|
Additional Data Sources
|Instantaneous-Data Archive **offsite**||1990-10-01||2007-09-30||441191|
STATION.--01452000 JORDAN CREEK AT ALLENTOWN, PA
LOCATION.--Lat 40`37'23", long 75`28'58", Lehigh County, Hydrologic Unit 02040106, on right bank 200 ft upstream from bridge on State Highway 145, 0.5 mi northwest of city limits of Allentown, and 2.5 mi upstream from mouth.
DRAINAGE AREA.--75.8 mi2.
PERIOD OF RECORD.--October 1944 to current year.
GAGE.--Water-stage recorder and rubble masonry control. Crest raised 1 ft in August 1958 and further modified filling in square notches on sides and notching center of dam at 17:1 slope in August 1974. Datum of gage is 259.82 ft above sea level (Pennsylvania Department of Transportation datum).
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of May 23, 1942, reached a stage of approximately 7.1 ft, from floodmarks 650 ft downstream.
FLOOD STAGE.--NOAA, National Weather Service river forecast station flood stage provided to USGS April 1999 is 8 feet.
COOPERATION.--Funding for the operation of this station is provided by the City of Allentown, the Pennsylvania Department of Environmental Protection, and the U.S. Geological Survey.