LOCATION--Lat 42°34’05”, long 71°12’55”, Middlesex County, Hydrologic Unit 01070002, on right bank at downstream side of bridge on State Highway 129, 1 mi upstream from Content Brook, and 2.5 mi northwest of Wilmington.
DRAINAGE AREA--36.5 mi².
PERIOD OF RECORD--Discharge: November 1963 to current year.
Water-quality records: Water year 1973.
REVISED RECORDS--WDR MA-NH-RI-VT-74-1: drainage area.
GAGE--Data Collection Platform with satellite telemeter. Datum of gage is 79.61 ft above NAVD 1988. Datum previously reported as 80.44 ft above NGVD 1929.
REMARKS-- Diversion upstream at times each year since 1973 for municipal supply of Burlington.
COOPERATION BY--Massachusetts Department of Conservation and Recreation, Office of Water Resources.