USGS Water-Year Summary 2019
01185500 WEST BRANCH FARMINGTON RIVER NEAR NEW BOSTON, MA
LOCATION - Lat 42°04'43.90", long 73°04'22.38" referenced to North American Datum of 1983, Berkshire County, MA, Hydrologic Unit 01080207, on left bank 5 ft downstream from highway bridge, 0.3 mi downstream from Clam River, 1 mi south of New Boston, and at river mile 65.0.
DRAINAGE AREA - 91.7 mi².
- WSP 641: 1924(M). WSP 781: 1928(M). WSP 1231: 1914. WDR MA-RI-84-1: Drainage area; WDR-US-MA-2008, Daily mean discharge, Sept. 3-30, 2008.
PERIOD OF RECORD - May 1913 to current year. Prior to October 1948, published as Farmington River near New Boston.
GAGE - Water-stage recorder with satellite telemeter. Datum of gage is 758.21 ft above National Geodetic Vertical Datum of 1929.
COOPERATION - Massachusetts Department of Conservation and Recreation, Office of Water Resources.
EXTREMES FOR PERIOD OF RECORD - Maximum peak flow of 34,300 ft³/s was obtained from the rating curve extended above 9,600 ft³/s on basis of slope-area measurement of peak flow.