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Water-Year Summary for Site 12137290

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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)  
00065 Gage height(Mean)  

Water year 2024: 2024-10-01 to 2025-09-30
 
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USGS Water-Year Summary 2024
12137290 SOUTH FORK SULTAN RIVER NEAR SULTAN, WA
LOCATION - Lat 47°56'51", long 121°37'32" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 sec.03, T.28 N., R.9 E., Snohomish County, WA, Hydrologic Unit 17110009, on left bank, 0.3 mi downstream from bridge, 14 mi northeast of Sultan, and 0.2 mi upstream from mouth.
DRAINAGE AREA - 11.6 mi².
REVISIONS HISTORY - WDR WA-98-1: Maximum discharge outside period of record.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1991 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 1,450.53 ft above NGVD of 1929 (topographic map) and is 1,454.41 ft above NAVD 88 (GNSS survey by USGS on July 13, 2022).
REMARKS - No regulation or diversion upstream from station. U.S. Geological Survey satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Nov. 24, 1990, reached a stage of 13.6 ft, from floodmark, discharge, 7,000 ft³/s, from slope-area measurement.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 8,140 ft³/s, Nov. 6, 2006, gage height, 14.20 ft; minimum daily discharge, 4.43 ft³/s, Oct. 15, 2022.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 2009 to current year.
INSTRUMENTATION - Temperature recorder with 15-min logging interval.
REMARKS - U.S. Geological Survey satellite telemeter at station.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 18.6°C, July 3, 2015; minimum, -0.1°C, Dec. 21 and 22, 2022.