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°24'10", long 74°58'46" referenced to North American Datum of 1983, Stockton Borough, Hunterdon County, NJ, Hydrologic Unit 02040105, on downstream side of bridge between Stockton, NJ and Center Bridge, PA, 0.5 mi downstream of Wickecheoke Creek, 3.1 mi downstream of Lumberville, PA, and 3.3 mi upstream of Lambertville, NJ.
DRAINAGE AREA.--6,656 mi².
PERIOD OF RECORD.--Annual maximum gage, water years 1936-55, 2004-2006. Continuous-record gage-height station, water years 2009 to current year.
GAGE.--Water-stage and precipitation recorder with telemetry. Datum of gage is 53.11 ft above NAVD of 1988. Datum prior to 2004 was 0.04 ft above NGVD of 1929.
COOPERATION.--Gage operated in cooperation with the Delaware River Joint Toll Bridge Commission.
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 gage height, 30.4 ft, Aug 20, 1955.

Peak Flood Chart

National Weather Service flood stage for this gage is 18.0 ft.

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

Rain gage data is available from this location at this link