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Water-Year Summary for Site 12134500

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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)  
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2022: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2022
LOCATION - Lat 47°50'15", long 121°39'56" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.09, T.27 N., R.9 E., Snohomish County, WA, Hydrologic Unit 17110009, on right bank 2.0 mi southeast of Gold Bar, 7.3 mi upstream from Wallace River, and at mile 43.0.
DRAINAGE AREA - 535 mi².
REVISIONS HISTORY - WSP 1316: 1932-35(M), 1944(M).
PERIOD OF RECORD - October 1928 to current year.
GAGE - Water-stage recorder and crest-stage gages. Datum of gage is 213.02 ft above NAVD of 1988 (Level II GNSS survey) and 209.26 ft above NGVD of 1929. Prior to Oct. 1, 1996, at site 275 ft downstream at same datum.
REMARKS - No regulation. Several small diversions upstream from station. Chemical analyses July 1959 to September 1970, October 1977 to June 1980. U.S. Geological Survey satellite telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 129,000 ft³/s, Nov. 6, 2006, gage height, 24.51 ft, from rating curve extended above 114,000 ft³/s based on slope-area measurement; minimum daily discharge, 297 ft³/s, Aug. 28, 2015.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: July 12, 2022 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, 20.9°C, Aug. 5, 2022; minimum, 0.0°C, Dec. 22 and 23, 2022.