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Water-Year Summary for Site 12187900

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

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
12187900 SUIATTLE RIVER BELOW DOLLY CREEK NEAR DARRINGTON, WA
LOCATION - Lat 48°12'21.6", long 121°04'42.3" referenced to North American Datum of 1983, in sec.11, T.31 N., R.14 E., Snohomish County, WA, Hydrologic Unit 17110006,
REVISIONS HISTORY - Turbidity data for periods on July 9, Sept. 17, Sept. 18, Oct. 8, Oct. 9, 2016 and Aug. 27, Sept. 2, 2017, and the maximum for the period of record were revised on Sept. 30, 2021, based on changes to values exceeding the upper calibration limit of 1600 FNU.
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 12, 2016 to October 12, 2016 and May 8, 2017 to October 1, 2017.
REMARKS -
  • Water Year 2016: Discharge records poor.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 4,040 ft³/s, May 30, 2017, recorded gage height, 5.56 ft; minimum discharge, 157 ft³/s, Oct. 5, 2016, recorded gage height, 3.34 ft.
WATER-QUALITY RECORDS
REMARKS -
  • Water Year 2016: TURBIDITY records fair. No record many days during summer the months.
EXTREMES FOR PERIOD OF RECORD - TURBIDITY: Maximum recorded, >1600 FNU on July 9, 2016, September 17-18, 2016, October 8-9, 2016, August 27, 2017, and September 2, 2017; minimum recorded, 2.4 FNU May 18, 2017.