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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.
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Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Max.,Min.,Mean)  
63680 Turbidity, Form Neph(Med.)  
72137 Discharge,tide fltrd(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023
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 March 2016 (gage heights only), March 2016 to current year.
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. Additional parameters collected at this location not referenced in this document are available via NWISWeb. 
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.

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.

Maximum daily discharge, 675,000 ft³/s June 19, 1964; minimum daily discharge, 67,900 ft³/s Sept. 23, 2018.