Draft:Discharge of the Columbia River

Columbia River at Port Westward, 86 km from the mouth (46°10′55.74″N 123°11′11.0148″W), 1992–2023:

Year	Average discharge (m3/s)
2023	5,165
2022	6,986
2021	5,397
2020	5,839
2019	5,386
2018	7,221
2017	8,795
2016	6,343
2015	5,862
2014	7,280
2013	6,963
2012	8,481
2011	8,852
2010	5,847
2009	5,998
2008	6,652

(continues)

Year	Average discharge (m3/s)
2007	6,524
2006	6,830
2005	5,213
2004	5,505
2003	5,913
2002	6,230
2001	3,964
2000	6,567
1999	8,487
1998	6,943
1997	9,578
1996	9,325
1995	6,315
1994	4,845
1993	6,176
1992	5,179

Columbia River multiannual average discharge:

Location, period	Average discharge (m3/s)
Astoria, 1892–2023	7,134
Port Westward, 1879–2023	7,048
The Dalles, 1879–2023*	5,338
International boundary, 1938–2023	2,812

^*1858–1899: 6,280 m³/s

References

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• Columbia River