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Water-Year Summary for Site 12158010

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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)  

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

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USGS Water-Year Summary 2021
LOCATION - Lat 48°05'58", long 122°17'23" referenced to North American Datum of 1927, in NW 1/4 SW 1/4 sec.10, T.30 N., R.4 E., Snohomish County, WA, Hydrologic Unit 17110019, Tulalip Indian Reservation, on right bank 75 ft shoreward of stream, 1.9 mi north of Tulalip and 2.3 mi upstream from mouth. Prior to Feb. 15, 2006, at site 1,500 ft downstream.
DRAINAGE AREA - 9.44 mi². Prior to Feb. 15, 2006, 9.74 mi².
REVISIONS HISTORY - WDR-WA-2008: 2001-05 (maximum gage heights).
PERIOD OF RECORD - November 2000 to September 2014, published as Tulalip Creek above East Branch near Tulalip, WA. Published as West Fork Tulalip Creek near Tulalip, WA. beginning October 1, 2014 to current.
GAGE - Water-stage recorder. Elevation of gage is 120 ft above NGVD OF 1929, from topographic map. Prior to Feb. 15, 2006 at site 1,500 ft downstream at datum 97.2 ft above NGVD of 1929, from precision Global Positioning System (GPS).
REMARKS - There is some natural regulation from lakes in basin and significant alterations of flow due to beaver activity.
  • Water Year 2014: No estimated daily discharges. Records Poor.
  • Water Years 2015 and 2016: Records fair except for estimated daily discharges, which are poor.
  • Water Year 2017: Records poor.
  • Water Years 2018, 2019 and 2020: Records fair except for estimated discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 80 ft³/s, Dec. 20, 2012, gage height, 1.72 ft; maximum gage height, 2.50 ft, May 30, 2017, backwater affected; gage height, 23.91 ft, Dec. 16, 2001, site and datum then in use; minimum daily discharge, 0.61 ft³/s, Oct. 25, 2004.