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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.
Estimated flood stage is 5 feet.
LOCATION. --Lat 40°42'30", long 74°38'10" referenced to North American Datum of 1983, Far Hills Borough, Somerset County, NJ, Hydrologic Unit 02030105, on left bank 75 ft upstream from Ravine Lake Dam, 1.3 mi southeast of Peapack, 1.6 mi north of Far Hills, and 2.3 mi upstream from Peapack Brook.
DRAINAGE AREA. --26.2 mi2.
PERIOD OF RECORD. --October 1921 to September 1975, October 1977 to current year. Operated as crest-stage gage, water years 1976-77. Monthly discharge only for some periods, published in WSP 1302.
GAGE. --Water-stage recorder and crest-stage gage above masonry dam. Datum of gage is 224.49 ft above NGVD of 1929 (New Jersey Geological Survey benchmark). Prior to June 18, 1925, nonrecording gage in stilling box at left end of dam at same datum. During the fall months, the apparent streamflow at this station may be erroneously high due to the accumulation of leaves.
COOPERATION. --Funding for this gage is provided by Somerset County New Jersey and the U.S. Geological Survey.
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Value Mar 30