Cedar River at Renton, WA

King County, Washington · USGS gauge 12119000 · NWS RNTW1 · Cedar River flood status · Washington river levels

Nearby: river levels near Kent · river levels near Issaquah · river levels near Seattle

Is Cedar River at Renton, WA flooding right now?

Cedar River at Renton, WA measured 7.95 ft on 2026-09-11 01:15:00 UTC. That observation was 5.0 ft below its 13 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
7.95 ft
as of 75 min ago
Streamflow
129 cfs
data refreshed 12 min ago

Minor flooding here begins at 13 ft, with major flooding at 16 ft. The highest crest on record was 17.13 ft on Sat, Nov 24, 1990.

Flood forecast

NWS forecast, issued 11 hours ago. Forecasts are issued for select river points and update through the day.

Flood stages at this gauge

CategoryStageCurrent distance
Action10.4 ft2.5 ft below
Minor flood13 ft5.0 ft below
Moderate flood14.5 ft6.5 ft below
Major flood16 ft8.1 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
17.13 ft1990-11-24
16.27 ft2009-01-08
16.04 ft1995-11-30
16 ft1996-02-09
14.14 ft1975-12-04

Nearby gauges

GaugeDistanceCounty
Green River at Tukwila, WA2.4 miKing County
Duwamish River at Golf Course at Tukwila, WA2.6 miKing County
Springbrook Creek at Orillia, WA3.7 miKing County
Mill Creek near Mouth at Orillia, WA4.1 miKing County
Duwamish River at E Marginal Way Br at Duwamish, WA4.1 miKing County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast