Sf Stillaguamish River near Granite Falls, WA

Snohomish County, Washington · USGS gauge 12161000 · NWS GFLW1 · Washington river levels

Is Sf Stillaguamish River near Granite Falls, WA flooding right now?

Sf Stillaguamish River near Granite Falls, WA measured 3.29 ft on 2026-09-11 01:15:00 UTC. No NWS minor flood stage is published for this gauge. Its action level is 12.9 ft; action level is not flood stage.

Gauge height
3.29 ft
as of 52 min ago
Streamflow
data refreshed 5 min ago

The highest crest on record was 22.82 ft on Mon, Nov 6, 2006.

Flood stages at this gauge

CategoryStageCurrent distance
Action12.9 ft9.6 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
22.82 ft2006-11-06
21.17 ft2003-10-20
20.35 ft2015-11-17
19.7 ft1932-02-26
18.5 ft2010-12-12

Nearby gauges

GaugeDistanceCounty
Nf Stillaguamish River near Arlington, WA11.9 miSnohomish County
Quilceda Creek Tributary above 27Th Ave NE near Marysville, WA11.9 miSnohomish County
Nf Stillaguamish River at Whitehorse Trail near Oso, WA11.9 miSnohomish County
Nf Stillaguamish River near Oso, WA11.9 miSnohomish County
Sultan River below Diversion Dam near Sultan, WA12.1 miSnohomish 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