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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
01399670 SOUTH BRANCH ROCKAWAY CREEK AT WHITEHOUSE STATION, NJ
LOCATION - Lat 40°37'10", long 74°46'25" referenced to North American Datum of 1983, Readington Township, Hunterdon County, NJ, Hydrologic Unit 02030105, on right bank 1,700 ft upstream from bridge on U.S. Route 22, 0.4 mi northeast of Whitehouse Station, and 0.8 mi upstream from mouth.
DRAINAGE AREA - 11.3 mi².
REVISIONS HISTORY - WDR NJ-88-1: 1987. WDR NJ-90-1: 1988. WDR US-2010-1: drainage area. On March 28, 2024, gage height and associated discharge for the period of Nov. 30, 2019 to March 9, 2020 were revised based on changes in gage elevation found in level surveys.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Continuous-record discharge station, March 1977 to current year. Prior to October 1986, published as South Branch Rockaway Creek at Whitehouse (station 01399690).
GAGE - Water-stage recorder with telemetry. Datum of gage is 120.76 ft above NAVD of 1988. Prior to October 1986 at site 1,700 ft downstream at datum 8.07 ft lower.
REMARKS - Records fair, except for estimated discharges, which are poor. Occasional releases from Round Valley Reservoir enter stream directly upstream from station. Occasional regulation probably due to gate operations at Cushetunk Lake 1,000 ft upstream.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 2,890 ft³/s, Sep 1, 2021, gage height, 10.88 ft; minimum discharge, 0.00 ft³/s, many days.
