Columbia River at The Dalles streamflow

Name: Columbia River at The Dalles streamflow
Creator: The Watershed
Keywords: Columbia River at The Dalles, streamflow, discharge, Columbia, Oregon

Daily mean discharge, Columbia basin, Oregon

Last updated Jun 18, 2026

Columbia River at The Dalles streamflow — ft^3/s

Now 181,000, 2% below the 5-yr median.

The numbers
Period	Current	Prior	Change
Week over week	181,000	203,000	-10.8%
Month over month	181,000	226,000	-19.9%
Year over year	181,000	155,000	+16.8%
vs 5-yr median	181,000	185,000	-2.2%

From the brief

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