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.
Funding for this site is provided by:
SURFACE-WATER RECORDS
LOCATION.--Lat 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.
DRAINAGE AREA.--265 mi
2.
PERIOD OF RECORD.--Continuous-record gage-height station 1998 to
current year. Miscellaneous measurements, water years 1976-83, 1998 to
current year.
GAGE.--Water-stage recorder with telemetry and crest-stage gage.
Datum of gage is 45.54 ft above NGVD of 1929.
REMARKS.--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
link.
EXTREMES FOR PERIOD OF RECORD.--Maximum gage height, 20.29 ft,
Sep 16, 1999.
WATER-QUALITY RECORDS
PERIOD OF RECORD.--Water years 1976-83, 1998 to current
year.
REMARKS.--Discrete water-quality data were collected as part of
the
New Jersey Ambient Surface-Water-Quality Monitoring Network.
Peak
Flood Chart
U.S. Department of the Interior |
U.S. Geological Survey
