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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
01399830 NORTH BRANCH RARITAN RIVER AT NORTH BRANCH, NJ
LOCATION - Lat 40°36'00", long 74°40'26" referenced to North American Datum of 1983, Bridgewater Township, Somerset County, NJ, Hydrologic Unit 02030105, on left bank, at upstream side of bridge on County Route 614 (Easton Turnpike) in village of North Branch, 0.1 mi downstream from River Brook, and 3.6 mi upstream from confluence with South Branch Raritan River.
DRAINAGE AREA - 174 mi².
REVISIONS HISTORY - On Mar 8, 2019, gage-height for the period Jan 2, 2017 to Jan 26, 2017 was revised based on hydrographic comparison.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Continuous-record discharge station, water years 1977-81. Annual maximum gage, water years 1982-95, 1997 to current year.
GAGE - Water-stage recorder with telemetry and crest-stage gage. Datum of gage is 56.94 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, 27,800 ft³/s, Sep 16, 1999, gage height, 21.53 ft.
