During winter months, cold and ice may result in inaccurate real-time gage height and streamflow data. Adjustments or deletions of this data can only be done after detailed analysis.

 

SURFACE-WATER RECORDS
LOCATION.--Lat 41°00'43", long 74°02'53" referenced to North American Datum of 1983, Hillsdale Borough, Bergen County, NJ, Hydrologic Unit 02030103, on left bank wall, 700 ft downstream from spillway of Woodcliff Lake Dam, 0.7 mi north of Hillsdale, and 1.5 mi northwest of Westwood
DRAINAGE AREA.--19.6 mi².
PERIOD OF RECORD.--Water years 1998 to current year.
GAGE.--Water-stage and precipitation recorder with telemetry and crest-stage gage. Datum of gage is 59.08 ft above NGVD of 1929.
REMARKS.--Flow regulated by Woodcliff Lake Dam, 700 ft upstream of gage (see 01377450), which is equipped with automatic Bascule gates. 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, 11.25 ft, Sep 16, 1999.

Peak Flood Chart

Rain gage data is available from this location at this link.