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ALL DATA ARE AT LOCAL TIME


* IMPORTANT: Next Generation Station Page

USGS 01399830 North Branch Raritan River at North Branch NJ

PROVISIONAL DATA SUBJECT TO REVISION

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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.

 


SURFACE-WATER RECORDS

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.
PERIOD OF RECORD.--Continuous-record discharge station, water years 1977-81. Annual maximum gage, water years 1982-95, 1997 to current year.
REVISIONS HISTORY.--On Mar 8, 2019, gage-height for the period Jan 2, 2017 to Jan 26, 2017 was revised based on hydrographic comparison.  
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.

Peak Flood Chart

Gage Photo

National Weather Service flood stage for this gage is 12.3 ft.

This station managed by the New Jersey Water Science Center.

Available Parameters Available Period
  
2007-10-01  2019-12-07







 (7)
 

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Summary of all available data for this site
Instantaneous-data availability statement


Gage height, feet

Most recent instantaneous value: 3.41 12-07-2019   05:15 EST
Graph of  Gage height, feet

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