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°11'55", long 74°04'12" referenced to North American Datum of 1983, Neptune Township, Monmouth County, NJ, Hydrologic Unit 02030104, on left bank 100 ft upstream from bridge on Remsen Mill Road, 0.3 mi downstream from Robins Swamp Brook, and 1.7 mi west of Neptune City.
DRAINAGE AREA.--9.96 mi².
PERIOD OF RECORD.--Continuous-record discharge station, October 1966 to current year.
REVISED RECORDS.--WDR NJ-05-01: 1967-1973(M), 1975(M), 1978-1980(M), and 1983(M).
GAGE.--Water-stage recorder with telemetry, crest-stage gage, and concrete control. Datum of gage is 7.05 ft above NGVD of 1929.
REMARKS.--Records fair, except for estimated discharges, which are poor. Diversion above station by New Jersey-American Water Company for municipal supply and by farmers for irrigation. Entire flow from 0.34 mi² of drainage area, subsequent to November 1962, controlled by Glendola Reservoir (capacity 1,000 million gal) on Robins Swamp Brook, 0.6 mi southwest of gage. Water pumped into Glendola Reservoir from Manasquan River or Reservoir subsequent to July 1990.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 2,340 ft³/s, Dec 26, 1969, gage height, 7.94 ft; minimum discharge, 0.00 ft³/s, many days, first occurred on Aug 20, 1978.

WATER-QUALITY RECORDS
PERIOD OF RECORD.--Water years 1965-66, 1968-91, 2007.

Peak Flood Chart

National Weather Service flood stage for this gage is 6 ft.