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 40°50'42", long 74°14'08" referenced to North American Datum of 1983, Cedar Grove Township, Essex County, NJ, Hydrologic Unit 02030103, on right downstream wingwall of bridge on Ozone Avenue at Verona/Cedar Grove township line, 0.6 mi upstream of Taylor Brook, 1.0 mi north of Verona, and 4.0 mi west of Clifton.
DRAINAGE AREA.--4.45 mi².
PERIOD OF RECORD.--Annual maximum, water years 1979 to 2008. Continuous-record gage-height station with annual maximum discharge, water years 2009 to current year. Miscellaneous and occasional low-flow measurements, water years 1945, 1979-81, 1985 to 2006.
GAGE.--Water-stage recorder with telemetry and crest-stage gage. Datum of gage is 300.08 ft above NGVD of 1929.
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 discharge, 2,770 ft³/s, Sep 16, 1999, gage height, 6.57 ft.
EXTREMES OUTSIDE PERIOD OF RECORD.--The peak flow for the flood of July 23, 1945 was computed to be 3,800 ft³/s (determined at Bradford Avenue, 0.2 mi downstream of gage, adjusted for change in drainage area), gage height, not determined.

Peak Flood Chart

NEW: Flood Inundation Maps Now Available for this Gage.

National Weather Service flood stage for this gage is 3.5 ft.