USGS Water-Year Summary for Site 12187500

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00060 Discharge(Mean)
	63680 Turbidity, Form Neph(Med.,Min.,Max.)

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Water year 2024: 2024-10-01 to 2025-09-30

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USGS Water-Year Summary 2024

12187500 SAUK RIVER AT DARRINGTON, WA

LOCATION - Lat 48°15'00", long 121°35'00" referenced to North American Datum of 1927, Snohomish County, WA, Hydrologic Unit 17110006, in NE 1/4, NW 1/4, sec. 13, T 32 N, R 9 E., on left bank 7 miles upstream from Suiattle River, 0.55 miles Northeast of Darrington, and at mile 20.3.

DRAINAGE AREA - 293 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - June 1914 to October 1926; June 1928 to September 1932; October 2011 to September 2016.

GAGE - Water-stage recorder. Elevation of gage is arbitrary. U.S. Geological Survey satellite telemeter at station.

REMARKS - No known regulation or diversion upstream of station.

Water Year 2014: No estimated daily discharges. Records good except Oct. 1 to Aug. 18, which are fair, and discharges above 10,000 ft³/s, which are poor.
Water Year 2015, 2016: No estimated daily discharges. Records good except for discharges above 10,000 ft³/s, which are poor.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 36,000 ft³/s, Dec. 29, 1917, Dec. 12, 1921, Feb. 26, 1932; minimum discharge, 262 ft³/s, Sept. 25, 1930; discharge may have been less during period of ice effect, Jan. 11-25, 1930.

WATER-QUALITY RECORDS

PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, minimum, and mean from October 2016 to current year. TURBIDITY: Maximum, minimum, and median from October 2011 to January 6, 2016.

INSTRUMENTATION - An FTS DTS-12 turbidity sensor interfaced with a Data Collection Platform/Electronic Datalogger, with 15-min recording interval, since October 2011. Any use of trade, product, or firm names in this publication is for descriptive purposes only and does not imply endorsement by the U.S. Government.

REMARKS - U.S. Geological Survey satellite telemeter at station.

EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 21.1°C, Aug. 15, 2023; minimum, 0°C, several days during winter. TURBIDITY: Maximum, 280 FNU, Nov. 28, 2014; minimum, 0.4 FNU, Jan. 3, 2013.