Columbia River at Bonneville Dam (outflow), OR

SKAMANIA COUNTY, WA45.6458°N, -121.9389°W Updated 8 hr ago

FLOW RATE

111,950cfs

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

111,950cfs

Optimal band: 100,700–136,242 cfs

PERIOD HIGH

128,167cfs

PERIOD LOW

101,350cfs

RUNNABLE

100%

last 7 day in band

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45.6458, -121.9389

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DATA · USACE · NOAA · NWSUPDATED 2026-11-09 00:00 UTC

Site #nwdp:BON.Flow-Out.Ave.1Hour.1Hour.CBT-REV·USACE

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