USGS Water-Year Summary 2022
01407290 BIG BROOK NEAR MARLBORO, NJ
LOCATION - Lat 40°19'11", long 74°12'51" referenced to North American Datum of 1983, Colts Neck Township, Monmouth County, NJ, Hydrologic Unit 02030104, on downstream left bank on bridge on Hillsdale Road, 1.7 mi east of Marlboro, and 3.6 mi upstream from mouth.
DRAINAGE AREA - 6.42 mi².
PERIOD OF RECORD - Annual maximum gage, October 1980 to September 2003. Continuous-record discharge station, August 2003 to current year.
GAGE - Water-stage recorder with telemetry and crest-stage gage. Datum of gage is 54.07 ft above NAVD of 1988. Prior to Aug 12, 2003 at datum 10.00 ft higher. Online peaks have been adjusted to current datum.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,370 ft³/s, Sep 20, 1989, gage height, 20.16 ft, from crest-stage gage, adjusted to current datum; minimum discharge, 1.8 ft³/s, Aug 29, 2010.