01474000 - Wissahickon Creek at Mouth, Philadelphia, PA

NOTICE: With the exception of 01467200, calibration of water-quality instrumentation is conducted exclusively by Philadelphia Water Department personnel with USGS oversight. Erroneous or missing data, resulting from instrument malfunction, are not the responsibility of USGS.

Real-Time Station Data and Graphs:

Most Recent Real-Time Values
T 0.80	WT 10.10	K 629.00	pH 7.90	DO 10.30	Q 86.00	GH 2.41
T= Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +/ -2.5 degrees, formazin nephelometric units (FNU); WT= Temperature, water, degrees Celsius; K= Specific cond at 25C; pH= pH, water, unfiltered, field, standard units; DO= Dissolved oxygen; Q= Discharge; GH= Gage height
Graph of Real-Time Values
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Station Information:

(click image to enlarge)

Location:

Lat 40`00'54", long 75`12'24", Philadelphia County, Hydrologic Unit 02040203, on left bank 100 ft upstream from dam at Ridge Avenue, 750 ft upstream from mouth, and 1,000 ft northwest of Gustine Lake in Philadelphia.

Drainage Area:

64.0 mi2

Period of Record:

June 1897 to September 1903, January 1905 to July 1906, October 1965 to current year. Prior to October 1965, records furnished by Department of Public Works, City of Philadelphia. Records for 1971-74 published in WDR PA-81-1. Prior to October 1965, publis

Gage:

Water-stage recorder, concrete control, and crest-stage gage. Datum of gage is 26.41 ft above sea level. Prior to October 1965, water-stage recorder at about same site and datum.