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Water-Year Summary for Site 01102500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 42°26'50.50", long 71°08'18.90" referenced to North American Datum of 1927, Middlesex County, MA, Hydrologic Unit 01090001, on left bank, 0.3 mi downstream from Waterfield Street at Winchester.
DRAINAGE AREA - 24.5 mi² of which 0.60 mi² probably is noncontributing. net above gage is 23.9 mi².
REVISIONS HISTORY - WDR MA-RI-79-1: 1955. WDR MA-RI-84-1: Drainage area.
PERIOD OF RECORD - Discharge: April 1939 to current year. Water-quality records: water years 1958-59, 1973, 1999-2004.
GAGE - Data-collection platform with satellite telemeter. Datum of gage is -0.80 ft below NAVD 1988, estimated from digital map. From September 2011 to April 2014, when gage was temporarily relocated to Mt. Vernon Street, datum was reported as 15 ft above NAVD 1988, estimated from digital map.  Prior to September 2011, datum of gage was reported as NGVD 1929, estimated from digital map.
COOPERATION - Massachusetts Department of Conservation and Recreation, Division of Planning and Engineering.
REMARKS - Records fair except those for discharges greater than 800 cfs, and those for estimated daily discharge, which are poor. Flow affected by diversions for industrial use and for municipal supply of Woburn and Winchester, and by wastage and leakage from Winchester North Reservoir (draining 0.60 mi²). Some regulation by Winchester at Center Falls Dam, located about 500 ft downstream.
PERIOD OF RECORD - Water-quality records: Water year 1958-59, 1973, 1999 to 2004.