LOCATION.--Lat 42° 26’50", long 71°
08’22", Middlesex County, Hydrologic Unit 01090001, on left bank at
Winchester, 0.5 mi upstream from head of Mystic Lakes.
DRAINAGE AREA.--24.1 mi2, excludes 0.6 mi2 drained by
Winchester North Reservoir.
PERIOD OF RECORD.--Discharge: April 1939 to current year.
Water-quality records: Water year 1958–59, 1973, 1999.
REVISED RECORDS.--WDR MA-RI-79-1: 1955. WDR MA-RI-84-1: Drainage area.
GAGE.--Water-stage recorder and concrete control. Datum of gage is sea
level.
REMARKS.--Records good. Flow affected by diversions for industrial use
and for municipal supply of Woburn and Winchester, and by wastage and
leakage from Winchester North Reservoir. Some regulation by Winchester at
dam 1,800 ft upstream. Telephone and satellite gage-height telemeter at
station.
COOPERATION BY.--Mass. Dept. of Conservation and Recreation, Division of Urban Parks and Recreation.
