USGS Water-Year Summary for Site 01187300

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00060 Discharge(Mean)

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Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023

01187300 HUBBARD RIVER NEAR WEST HARTLAND, CT

LOCATION - Lat 42°02'15.00", long 72°56'21.58" referenced to North American Datum of 1983, Hartford County, CT, Hydrologic Unit 01080207, on left bank at Massachusetts-Connecticut Stateline, 800 ft upstream from bridge on State Rt. 20, 0.5 mi upstream from confluence with Valley Brook, and 2.6 mi northeast of West Hartland.

DRAINAGE AREA - 19.9 mi².

REVISIONS HISTORY - WDR CT-83-1: Drainage area. WDR US-13-1: 2005-2012 (P).

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 1938 to September 1955, September 1956 to current year. Monthly discharge only for periods January 1938 to September 1955, October 1956 to September 1960, published in WSP 1721. Daily figures for the periods January 1938 to September 1955, September 1956 to September 1960, available upon request.

GAGE - Water-stage recorder, crest-stage gage and stepped sharp-crested weir. Datum of gage is 594.57 ft above National Geodetic Vertical Datum of 1929. Prior to October 1, 1981, at datum 0.05 ft higher. Satellite telemetry at station.

COOPERATION - Gage-height record prior to May 28, 1982 furnished by Water Bureau, Metropolitan District Commission, Hartford, Connecticut.

REMARKS -

Water Year 2022-2023: Record good, except those above 1000 ft³/s and below 1.0 ft³/s, which are fair and for periods of estimated discharges, which are poor.

Water Year 2021: The computed discharge record is rated good for the analysis period, except for periods of estimated record which are considered fair.

Water Year 2020: Records good except those above 1000 ft³/s and below 1.0 ft³/s, which are fair and for the period from Aug. 18-27 and periods of estimated discharges, which are poor.

Water Years 2016-2019: Records good except those above 1000 ft³/s and below 3.0 ft³/s, which are fair and for periods of estimated discharges, which are poor.

Water Year 2015: Records good except those above 1000 ft³/s, which are fair and for periods of estimated daily discharges, which are poor.

Water Year 2014: Records fair except for periods of estimated daily discharges, which are poor.

EXTREMES FOR PERIOD OF RECORD - Maximum peak flow of 10,500 ft³/s on Aug. 19, 1955 is from the rating curve extended above 300 ft³/s on basis of contracted-opening measurement of peak flow. Maximum peak stage of 16.50 ft. on Aug. 19, 1955 is from high water marks in the gage well.

WATER-QUALITY RECORDS

PERIOD OF RECORD - Water Years 2016 to current year.

EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURES: Maximum, 27.0°C July 29, 2016; minimum, -0.28°C February 04, 2017.