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Water-Year Summary for Site 14144700

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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(Max.,Min.,Mean)  
63680 Turbidity, Form Neph(Med.)  

Water year 2019: 2019-10-01 to 2020-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 45°37'15", long 122°40'20" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 sec.34, T.2 N., R.1 E., Clark County, WA, Hydrologic Unit 17080003, near right bank, in control house of Interstate Highway 5 bridge at south edge of Vancouver, 5.0 mi upstream from Willamette River and at mile 106.5.
DRAINAGE AREA - 241,000 mi², approximately.
PERIOD OF RECORD - October 1963 to June 1970, February 1998 to current year (gage heights only).
GAGE - Water-stage recorder. Datum of gage is Columbia River Datum (add 1.82 ft to attain NGVD of 1929). Prior to February 1998, datum of gage was NGVD of 1929.
REMARKS - Considerable regulation by many large reservoirs. Diurnal fluctuations caused by powerplant operations at Bonneville Dam and tides. Gage maintained by National Weather Service.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of June 7, 1894, reached a stage of 34.4 ft, present datum, from information provided by U.S. Army Corps of Engineers. Flood of June 13, 14, 1948, reached a stage of 31.0 ft, present datum, from National Weather Service records.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 27.60 ft Dec. 25, 1964, present datum (backwater from Willamette River), minimum gage height since February 1998, -0.84 ft Sept. 21, 2003.