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LOCATION.--Lat 40°53'47", long 74°16'09"
referenced to North American Datum of 1983, Wayne Township, Passaic
County, NJ, Hydrologic Unit 02030103, on left bank on Fairfield Road in
Two Bridges, 400 ft downstream from the Pompton River, 1.4 mi northwest
of Little Falls, and 3.2 mi upstream of Beatties Dam.
DRAINAGE AREA.--740 mi².
PERIOD OF RECORD.--Annual maximum, water years 1989 to current year. Occasional low-flow measurements, water years 1991 and 1996 to current year.
REVISIONS HISTORY.--WDR US-2013: Drainage area.
GAGE.--Water-stage recorder with telemetry. Datum of gage is 153.91 ft above NAVD of 1988.
REMARKS.--Annual peak data can be obtained by selecting Peak streamflow from the 'Available data for this site' drop-down menu above or by using this link.
EXTREMES FOR PERIOD OF RECORD.--Maximum gage height, 17.17 ft, Aug 30, 2011.
EXTREMES OUTSIDE PERIOD OF RECORD.--The flood of Oct 10-11, 1903 reached a stage of about 18.5 ft, and may have been affected by the failure of the Pompton Lake Dam on the Ramapo River, based on data in the New Jersey Division of Water Policy and Supply, 1957 report entitled "Floods on the Passaic and Pompton Rivers at Wayne Township, Passaic County, New Jersey.".