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Water-Year Summary for Site 01049265

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30
 

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USGS Water-Year Summary 2021
01049265 KENNEBEC RIVER AT NORTH SIDNEY, ME
LOCATION - Lat 44°28'20", long 69°41'02" referenced to North American Datum of 1983, Kennebec County, ME, Hydrologic Unit 01030003, on right bank at North Sidney, and 5.3 mi downstream from Sebasticook River.
DRAINAGE AREA - 5,403 mi².
REVISIONS HISTORY - WDR ME-81-1: Drainage area. WDR ME-83-1: 1979(M). WDR ME-86-1: 1984, 1985. WDR ME-88-1: Gage datum.
SURFACE-WATER RECORDS
PERIOD OF RECORD - DISCHARGE: October 1978 to September 1993. October 2000 to current year. Records for October 1993 to September 2000 at site 4 mi upstream, published as "near Waterville" (station 01049205), are not equivalent because of regulated inflow from Messalonskee stream, except for discharges above 25,000 ft³/s. GAGE HEIGHT: February 2000 to September 2000.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 15.12 ft above National Geodetic Vertical Datum of 1929. Prior to Oct. 1, 1979, at datum 21.90 ft higher.
REMARKS -

Flow regulated by Indian and Plymouth Ponds, and Moosehead, Brassua, Flagstaff, Wyman, Great Moose, and Sebasticook Lakes.

  • Water Year 2020: Records good, except for estimated daily discharges, which are poor.
  • Water Year 2019: Records good, except for estimated daily discharges, which are poor.
  • Water Year 2018: Records good, except for estimated daily discharges, which are poor.
  • Water Year 2017: Records good, except for periods of ice effect, Dec. 16-20, 23-27, Dec. 30 to Jan. 20, Jan. 28 to Feb. 22, and Mar. 2-23, which are poor.
  • Water Year 2016: Records good, except for periods of ice effect, Dec. 20, Jan. 4-10, and Jan. 13 to Mar. 10, which are poor.
  • Water Year 2015: Records good, except for period of ice effect, Jan. 1 to Apr. 5, which is poor.
  • Water Year 2014: Records good, except for period of ice effect, Nov. 30 to Apr. 11, which is poor.

  • EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 232,000 ft³/s, Apr. 2, 1987, gage height, 39.31 ft; minimum daily discharge, 1,160 ft³/s, July 7, 1988, caused by unusual regulation.
    WATER-QUALITY RECORDS
    PERIOD OF RECORD - CHEMICAL ANALYSES: Water years 1979-93, 1995, 1999-2000. SPECIFIC CONDUCTANCE: October 1978 to October 1984, seasonal records 1984 to 1994. pH: October 1978 to October 1984, seasonal records 1984 to 1994. WATER TEMPERATURE: October 1978 to October 1984, seasonal records 1984 to 1994. DISSOLVED OXYGEN: October 1978 to October 1984, seasonal records 1984 to 1994.