Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our mobile dedicated web site here.
Click to hideNews Bulletins

Water-Year Summary for Site 04226000

Click to hide Water-Year Summary instructions and information
  • 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
00010 Temperature, water(Mean,Max.,Min.)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Mean,Max.,Min.)  
00300 Dissolved oxygen(Mean,Max.,Min.)  
00400 pH(Med.,Max.,Min.)  
63680 Turbidity, Form Neph(Mean)  

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

Print this page
USGS Water-Year Summary 2019
LOCATION - Lat 42°40'55", long 77°49'44" referenced to North American Datum of 1983, Livingston County, NY, Hydrologic Unit 04130002, on left bank 290 feet upstream from bridge on State Highway 36, at Sonyea.
DRAINAGE AREA - 68.3 mi².
REVISIONS HISTORY - WDR NY-75-1: Drainage area.
PERIOD OF RECORD - March 1911 to December 1913 (published as "at Sonyea"), September 1915 to December 1916 (published as "near Sonyea") seasonal records only.  August 1917 to September 1932, November 1974 to September 1977, April 2016 to current year.  Occasional discharge measurements, water years, 1954, 1957-62,1964, and 1965. 
GAGE - Water-stage recorder.  Datum of gage is 580 ft above NAVD of 1988, from topographic map. Prior to April 2016, water-stage recorder at site 400 ft upstream at different datum. Prior to Sept. 30, 1932, nonrecording gages at different sites and datum.
COOPERATION - In cooperation with the U.S. Environmental Protection Agency's Great Lakes Restoration Initiative (GLRI) and New York State Department of Corrections and Community Supervision.
REMARKS - Water Years 2016-17:  Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 6,280 ft³/s Sept. 25, 1977, gage height 6.69 ft, site and datum then in use; minimum discharge, about 0.1 ft³/s Sept. 8-21, 1932, at site then in use.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: April 2016 to current year. SPECIFIC CONDUCTANCE: April 2016 to current year. pH: April 2016 to current year. DISSOLVED OXYGEN: April 2016 to current year. TURBIDITY: April 2016 to current year.
INSTRUMENTATION - Multi-parameter water-quality sonde measures water temperature, specific conductance, pH, dissolved oxygen, and turbidity at 15-minute intervals since April 2016.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 29.7°C, Aug. 13, 2016; minimum, 0.0°C, on many days during winter. SPECIFIC CONDUCTANCE: Maximum, 604 uS/cm @ 25°C, Nov. 23, 2016; minimum, 168 uS/cm @ 25°C, Apr. 20, 2017. pH: Maximum, 8.7 , May 11, 12, 2017; minimum, 7.6, Jun. 15,16, 2017. DISSOLVED OXYGEN: Maximum, 15.3 mg/L, Mar. 13, 2017; minimum, 6.2 mg/L, Aug. 5, 6, 13, 2016. TURBIDITY: Maximum, 3770 FNU, June 15, 2017; minimum, 0.1 FNU, on many days in 2017.