USGS Water-Year Summary 2023
01183500 WESTFIELD RIVER NEAR WESTFIELD, MA
LOCATION - Lat 42°06'24", long 72°41'58" referenced to North American Datum of 1927, Hampden County, MA, Hydrologic Unit 01080206, on left bank 0.7 mi downstream from Great Brook, 3 mi east of Westfield, and 8.1 mi upstream from mouth.
DRAINAGE AREA - 497 mi².
REVISIONS HISTORY -
WSP 601: 1924(M). WSP 756: Drainage area. WSP 1051: 1919-21(M), 1925(M). WSP 1231: 1915-16(M), 1920.
Dec 27-30 2017 Jan 5-8, Jan 12-13 2018 had revised discharge values due to ice.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge: June 1914 to current year. Water Quality: Water years 1952-53, 1957, 1967-74, 1994.
GAGE - Data Collection Platform with satellite telemeter. Datum of gage is 97.52 ft above NAVD 1988. Prior to May 11, 2020, datum reported as 98.25 ft above NGVD 1929. Prior to Nov. 3, 1933, on right bank at same datum.
COOPERATION - Massachusetts Department of Conservation and Recreation, Office of Water Resources.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water Quality: Water years 1952-53, 1957, 1967-74, 1994.