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°41'40", long 75°12'12"
referenced to North American Datum of 1983, Phillipsburg Town, Warren
County, NJ, Hydrologic Unit 02040105, at the center of the downstream
side of the bridge on US Route 22 between Phillipsburg, NJ and Easton,
PA, 1,050 feet upstream of the Northampton Street Bridge, and 0.4 mi
upstream of Lehigh River.
DRAINAGE AREA.--4,717 mi².
PERIOD OF RECORD.--Continuous-record gage-height station,
October 2006 to current year.
REVISIONS HISTORY.--WDR US-2009: 1955(M).
GAGE.--Water-stage recorder with telemetry. Datum of gage is
about 154.84 ft above NAVD of 1988.
REMARKS.--Previous flood readings were taken by bridge guards at
the Northampton Street Bridge 1,050 ft downstream and published as
station 01447000. Stage may be affected by variable-stage backwater
from the confluence with the Lehigh River 0.4 mi downstream of gage.
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, 37.09 ft,
Jun 29, 2006.
EXTREMES OUTSIDE PERIOD OF RECORD.--The flood of Aug 19, 1955
reached a gage height of about 44.4 ft (from high-water mark).
Peak
Flood Chart

National Weather Service flood stage for this
gage is 22.0 ft.
Forecasts for this gage are issued by the National Weather Service
routinely year-round.
Forecast information is available here.