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Water-Year Summary for Site 12147470

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

Water year 2024: 2024-10-01 to 2025-09-30
 
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USGS Water-Year Summary 2024
12147470 NORTH FORK TOLT RIVER ABOVE YELLOW CREEK NEAR CARNATION, WA
LOCATION - Lat 47°43'11", long 121°44'35.51" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 sec.23, T.26 N., R.8 E., King County, WA, Hydrologic Unit 17110010, on left bank on upstream side of bridge, 14 mi northeast of Carnation, and 1.4 mi upstream of Yellow Creek.
DRAINAGE AREA - 33.3 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2015 to current.
GAGE - Water-stage recorder. Datum of gage is 1,113.34 ft above NAVD of 1988 (USGS GNSS II survey, Aug. 3, 2022).
REMARKS - No regulation or diversion upstream from station. U.S. Geological Survey satellite telemeter at station. 
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 8,570 ft³/s, Nov. 2, 2018, gage height, 16.21 ft; minimum daily discharge, 14.7 ft³/s, Oct. 20, 2022.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 2015 to current year. TURBIDITY: December 2019 to current year.
INSTRUMENTATION - Temperature recorder with 15-minute logging interval since October 1, 2015. DTS-12 turbidity sensor with a 15-minute logging interval, since December 2019.  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, 16.9°C, Aug. 15, 2023; minimum, 1.4°C, Dec. 23, 2022. Turbidity: Maximum, 305 FNU, Oct. 28, 2021; minimum, 0.0 FNU, many days each year.