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Water-Year Summary for Site 12186000

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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(Mean,Max.,Min.)  
00060 Discharge(Mean)  
00065 Gage height(Mean)  
63680 Turbidity, Form Neph(Med.)  

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

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USGS Water-Year Summary 2020
12186000 SAUK RIVER ABOVE WHITE CHUCK RIVER, NEAR DARRINGTON, WA
LOCATION - Lat 48°10'08", long 121°28'10" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 sec.23, T.31 N., R.10 E., Snohomish County, WA, Hydrologic Unit 17110006, Mount Baker National Forest, on right bank 0.6 mi upstream from White Chuck River, 8.4 mi southeast of Darrington, and at mile 32.5. A GPS provided by the NWFO will get you to this gage site.
DRAINAGE AREA - 152 mi².
REVISIONS HISTORY - WSP 752: 1932. WSP 1286: 1918(M), 1920(M), 1921, 1922(M), 1932(M), 1934(M), 1946-47(M), 1949.
SURFACE-WATER RECORDS
PERIOD OF RECORD - August to November 1910 (fragmentary gage heights only), October 1917 to September 1922, August 1928 to current year. Monthly discharge only for April and May 1921, published in WSP 1316.
GAGE - Water-stage recorder. Elevation of gage is 930 ft above NGVD of 1929, from river-profile map. Prior to Nov. 18, 1910, non-recording gage 0.5 mi downstream at different datum.
REMARKS - No regulation or diversion upstream from station. U.S. Geological Survey satellite telemeter at station.
  • Water Year 2014: No estimated daily discharges. Records good.
  • Water Year 2015 to 2017: Records good except for estimated daily discharges, which are poor.
  • Water Year 2018: Records good except for estimated discharges, which are poor.
  • Water Year 2019: Records good except for July 18 to Aug. 6, which are fair and estimated discharges, which are poor.
  • Water Year 2020: No estimated discharges. Records good except for Oct. 2 to Feb. 28, May 31 to June 6 and Aug. 5 to Sept. 30, which are fair.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 44,000 ft³/s, Oct 20, 2003, gage height, 15.39 ft, from rating curve extended above 15,000 ft³/s, on basis of slope-area measurement; maximum gage height, 16.03 ft, Dec 26, 1980; minimum daily discharge, 90 ft³/s, Nov 6, 2002, but may have been lower during period of missing record.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - WATER TEMPERATURE: Oct. 2016 to current year. TURBIDITY: Sept. 2011 to Oct. 2015.
INSTRUMENTATION - Water temperature sensor interfaced with a Data Collection Platform/Electronic Datalogger, with 15-minute recording interval, since October 2016.
REMARKS - U.S. Geological Survey satellite telemeter at station.
  • Water Year 2014: Turbidity records good.
  • Water Year 2015: Turbidity records good except for values greater than 1,600 FNU, which are poor.
  • Water Year 2016: No water quality records.
  • Water Year 2017: Water temperature records good except for Aug. 23 to Sep. 30, which are fair.
  • Water Year 2018: Water temperature records good except for Oct. 1-6, Jan. 30-31, and May 12-13, which are fair and Nov. 23-25, which are poor. No record May 26.
  • Water Year 2019: Water temperature records good except for May 3-30, which are fair.
  • Water Year 2020: Water temperature records excellent except for Oct. 1 to Nov. 12, April 6-29 and June 6 to Sept. 30, which are good, Nov. 13 to Feb. 28 and March 22 to April 5, which are fair and Feb. 29 to March 21, which are poor.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 19.5°C, Aug 6, 2019; minimum, 0.0°C, Feb. 12, 2019. TURBIDITY: Maximum, 820 FNU, Dec. 9, 2014; minimum, 0.0 FNU several days in Aug. and Sept. 2015.