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LOCATION--Lat 42o22'08", long
71o16'16", Middlesex County, Hydrologic Unit
01090001, 200 ft downstream of State Highway 20, 1,000 ft upstream from
Stony Brook Reservoir, and 1.8 mi west of Waltham.
DRAINAGE AREA--22.0 mi2.
PERIOD OF RECORD--October 1997 to September 1998; August 2002 to current year.
GAGE--Data Collection Platform, water-temperature, specific conductance, pH, and turbidity water-quality monitor. Elevation of gage is 90 ft above sea level (from topographic map). Telephone telemeter at station.
REMARKS--Flow affected by regulation of dam 2.6 mi upstream on Hobbs Brook at outflow of Cambridge Reservoir.
COOPERATION BY--Cambridge Water Department
|Most Recent |
Value Aug 20