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
Funding for this site is provided by:
40°32'49", long 74°41'47" referenced to North
American Datum of 1983, Branchburg Township, Somerset County, NJ,
Hydrologic Unit 02030105, on right upstream wingwall of bridge on
Studdiford Drive (South Branch Road) at village of South Branch, 0.8 mi
upstream from confluence with North Branch Raritan River, and 2.7 mi
southeast of Readington.
PERIOD OF RECORD.--
Miscellaneous measurements, water years
1976-83, 1998 to current year. Annual maximum, water years 1998 to
Water-stage recorder with telemetry and crest-stage gage.
Datum of gage is 45.54 ft above NGVD of 1929.
Flow regulated by Spruce Run (see 01396790) and Round
Valley Reservoirs. Peak stages at this gage maybe affected by backwater
from the North Branch Raritan River. 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
EXTREMES FOR PERIOD OF RECORD.--
Maximum gage height, 20.29 ft,
Sep 16, 1999.
PERIOD OF RECORD1.--
Water years 1976-83, 1998 to
Discrete water-quality data were collected
as part of the
New Jersey Ambient Surface-Water-Quality Monitoring Network
1 Water-Quality Records