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LOCATION--Lat 42°28'10.5", long
73°11'50.4", Berkshire County, Hydrologic Unit 01100005, on
right bank 250 ft downstream from Hubbard Avenue Bridge at Coltsville,
1.2 mi upstream from Unkamet Brook, and 2 mi northeast of Pittsfield.
Prior to Nov. 8, 1994, at site 200 ft upstream.
DRAINAGE AREA--57.6 mi2.
PERIOD OF RECORD--Discharge: March 1936 to current year. Prior to October 1945, published as Housatonic River at Coltsville.
Water-quality records: Water years 1963–65.
GAGE--Data Collection Platform with satellite telemeter. Datum of gage is 993.49 ft above National Geodetic Vertical Datum of 1929, and 992.95 ft above NAVD of 1988. Prior to Nov. 8, 1994, at site 200 ft upstream at same datum.
REMARKS--Flow regulated by powerplants upstream and, since 1949, by Cleveland Brook Reservoir, usable capacity, 214,000,000 ft3, 5.4 mi upstream; regulation greater prior to 1955. Diversion upstream from Cleveland Brook Reservoir for municipal supply of Pittsfield since May 1950. Satellite and telephone gage-height telemeter at station.
COOPERATION BY--Massachusetts Department of Conservation and Recreation, Office of Water Resources.
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Value Feb 20