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Water-Year Summary for Site 01010000

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

Water year 2020: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2020
01010000 ST. JOHN RIVER AT NINEMILE BRIDGE, ME
LOCATION - Lat 46°42'02", long 69°42'56" referenced to North American Datum of 1983, Aroostook County, ME, Hydrologic Unit 01010001, on right bank in T12 R15, 0.1 mi downstream from Ninemile Brook, 0.4 mi downstream from site of Ninemile Bridge, and 11 mi northwest of Clayton Lake Post Office.
DRAINAGE AREA - 1,341 mi².
REVISIONS HISTORY - WDR ME-82-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - DISCHARGE: October 1950 to current year.
GAGE - Water-stage recorder. Datum of gage is 931.26 ft above National Geodetic Vertical Datum of 1929.
REMARKS -
  • Water Year 2018: Records good, except for estimated daily discharges, which are poor.
  • Water Year 2017: Records good, except for period of doubtful gage-height record, Oct. 23 to May 31, which is fair, period of ice effect, Dec. 2 to Apr. 15, and period of no gage-height record, Jan. 31 to Feb. 8, which are poor.
  • Water Year 2016: Records good, except for period of ice effect, Nov. 25 to Apr. 17, and periods of no gage-height record, Jan. 5-10, 26-28, Mar. 11-16, which are poor.
  • Water Year 2015: Records good, except for periods of ice effect, Nov. 15-25, and Nov. 28 to Apr. 18, which are poor.
  • Water Year 2014: Records good, except for period of ice effect, Nov. 21 to Apr. 16, which is poor.
  • EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 44,400 ft³/s, May 1, 1974, gage height, 12.63 ft; maximum gage height, 23 ft, Apr. 11, 1991, estimated from flood marks (backwater from ice); minimum discharge, 32 ft³/s, Sept. 10, 2002; gage height, 0.19 ft.
    WATER-QUALITY RECORDS
    PERIOD OF RECORD - CHEMICAL ANALYSES: Water years 1976, 1981.
    PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: October 1975 to September 1980. WATER TEMPERATURE: October 1975 to September 1980. August 2012 to September 2015 (discontinued).
    INSTRUMENTATION - In-situ thermistor located on right bank 75 feet streamward of gage house and about 0.5 feet above river bed.
    REMARKS - Gaps in the record indicate missing data.
  • Water Year 2015: Records fair.
  • Water Year 2014: Records fair.
  • EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 30.6°C, July 16, 2013; minimum, -0.1°C, on many days during winter periods in water years 2012-2015.