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Water-Year Summary for Site 01124151

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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 2019: 2019-10-01 to 2020-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 41°56'36.84", long 71°53'58.55" referenced to North American Datum of 1983, Windham County, CT, Hydrologic Unit 01100001, on left bank 350 ft downstream from old, abandoned concrete v-notch weir below West Thompson Dam.
DRAINAGE AREA - 172 mi².
REVISIONS HISTORY - WDR CT-08-1: Instantaneous low flow.
PERIOD OF RECORD - Discharge: June 1966 to September 1989, October 2000 to September 2001, October 2002 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 289.34 ft above National Geodetic Vertical Datum of 1929. Satellite telemetry at station.
REMARKS - Water year 2017: Records good except periods of estimated daily discharges, which are poor. Water years 2014-2016: Records good including periods of estimated daily discharge. Peak flows are affected by flood-control regulation at East Brimfield Lake, Westville Lake, and West Thompson Lake since 1960. The natural flow regime is altered by regulation at East Brimfield Lake, Westville Lake, West Thompson Lake, East Brimfield Lake, and other small reservoirs in the basin.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Aug. 19, 1955, reached a discharge of about 48,200 ft³/s, by comparison of peak flows at Quinebaug and Putnam, gage height, 20.1 ft from floodmarks.
PERIOD OF RECORD - May 2000 to Sept. 2001, June 2003 to Mar. 2006.