Columbia River at International Boundary streamflow

Name: Columbia River at International Boundary streamflow
Creator: The Watershed
Keywords: Columbia River at International Boundary, streamflow, discharge, Columbia, Washington

Daily mean discharge, Columbia basin, Washington

Last updated Jun 18, 2026

Columbia River at International Boundary streamflow — ft^3/s

Now 152,000, 27% above the 5-yr median.

The numbers
Period	Current	Prior	Change
Week over week	152,000	171,000	-11.1%
Month over month	152,000	165,000	-7.9%
Year over year	152,000	125,000	+21.6%
vs 5-yr median	152,000	120,000	+26.7%

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