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Water-Year Summary for Site 01119382

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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.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
01119382 WILLIMANTIC RIVER AT MERROW RD. NEAR MERROW, CT
LOCATION - Lat 41°49'26.44", long 72°18'46.25" referenced to North American Datum of 1983, Tolland County, CT, Hydrologic Unit 01100002, at left side of bridge at Merrow Rd., 0.5 mi. upstream from Winding Brook and 1.0 mi. downstream from State Route 195. Gage is at parking lot of Merrow Meadow Park, in Mansfield CT.
DRAINAGE AREA - 96.3 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge: Aug. 2009 to current year; May 1991 to May 1996 (gage heights and discharge measurments only).
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 305 ft above National Geodetic Vertical Datum of 1929, from topographic map. Satellite telemetry at station.
REMARKS -
  • Water Year 2021: Records good except for periods of estimated discharge, which are fair.
  • Water Year 2017-2020: Records good except for periods of estimated discharge, which are poor.
  • Water Year 2016: Records good except for periods of estimated daily discharges, which are fair.
  • Water Year 2015: Records fair except for periods of estimated daily discharges, which are poor.
  • Water Year 2014: Records fair except for periods of estimated daily discharges, which are poor.