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Water-Year Summary for Site 01194750

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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
00010 Temperature, water(Max.,Min.,Mean)  
00010 Temperature, water(Max.,Min.,Mean)  
00010 Temperature, water(Max.,Min.,Mean)  
00065 Gage height(Max.,Min.,Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
63680 Turbidity, Form Neph(Min.,Mean,Max.)  
90860 Salinity, at 25C(Max.,Min.,Mean)  
90860 Salinity, at 25C(Max.,Min.,Mean)  

Water year 2018: 2018-10-01 to 2019-09-30
 

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USGS Water-Year Summary 2018
01194750 CONNECTICUT RIVER AT ESSEX, CT
LOCATION - Lat 41°21'05.34", long 72°23'03.72" referenced to North American Datum of 1983, Middlesex County, CT, Hydrologic Unit 01080205, on the right bank of the Connecticut River on the north end of the fixed dock of The Connecticut River Museum at Essex Village, CT. Approximately 2.6 miles north of the I-95 bridge between North Cove and Middle Cove, just south of the Essex Island Marina and just north of the Essex Town Dock. Secondary gage (for water quality) is on the north end of the docks of The Essex Island Marina.
DRAINAGE AREA - 11,200 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Feb. 2010 to current year.
GAGE - Water-stage recorder. Datum of gage is National Geodetic Vertical Datum of 1929. Satellite telemetry at station.
EXTREMES FOR PERIOD OF RECORD - Maximum river elevation, 7.98 ft., Oct. 29, 2012; minimum tidal elevation, -2.84 ft., Feb. 20, 2015.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Feb. 19, 2010 to current year. WATER TEMPERATURE: Feb. 19, 2010 to current year. SALINITY: Feb. 19, 2010 to current year.
INSTRUMENTATION - Water-quality monitors Feb. 2010 to current year. Three monitors at station, one is at the main dock near the middle of the water column (called "MAIN"). The other two are on an upstream dock, one is near the top of the river (called "TOP"), the other is near the bottom of the river (called "BOTTOM").
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE (MAIN): Maximum, 30.4 °C, Jul. 12, 2010; minimum, -0.1 °C, on several days. SPECIFIC CONDUCTANCE (MAIN): Maximum, 42,200 microsiemens, Sep. 18, 2012; minimum, 54 microsiemens, Mar. 31, 2010. SALINITY (MAIN): Maximum, 27 psu, Sep. 18, 2012; minimum, 0 psu, on many days. TURBIDITY (MAIN): Maximum, 170 FNU, Oct. 28, 2012; minimum, 0.1 FNU, Aug. 20, Sep. 1, 21, 2010. WATER TEMPERATURE (TOP): Maximum, 29.7 °C, Jul. 9, 2010; minimum, -0.2 °C, Jan. 24, 2013. SPECIFIC CONDUCTANCE (TOP): Maximum, 42,500 microsiemens, Oct. 29, 2012; minimum, 69 microsiemens, Mar. 31, 2010. SALINITY (TOP): Maximum, 27 psu, Oct. 29, 2012; minimum, 0 psu, on many days. WATER TEMPERATURE (BOTTOM): Maximum, 29.5 °C, Jul. 9, 2010, Jul. 18, 2012; minimum, -0.1 °C, Jan. 3, 2013. SPECIFIC CONDUCTANCE (BOTTOM): Maximum, 43,700 microsiemens, Oct. 29, 2012; minimum, 63 microsiemens, Apr. 13, 2013. SALINITY (BOTTOM): Maximum, 28 psu, Oct. 29, 2012; minimum, 0 psu, on many days.