Thomas Creek near Scio

Highest listed crest 20.08 ftFlood stage 18.0 ft4 crests since 2006

The Thomas Creek near Scio crested at major flood stage 1 time among the 4 crests the National Weather Service lists from 2006 to 2025. The highest, 20.08 ft on January 19, 2012, was major flooding, 2.08 feet above flood stage.

The gauge

Highest listed crest: 20.08 ft; January 19, 2012; 19,000 cubic feet per second
Flood stage: 18.0 ft; Major flooding from 20.0 ft
Crests at major: 1; 45th of 100 gauges in Oregon
Most recent flood crest: December 19, 2025; 18.94 ft, minor flooding
Location: Linn County; Near Lebanon (14.2 mi)
Identifiers: NWS TRSO3; USGS 14188800

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Thomas Creek near Scio

Action stage	15.5	1	Nov 7, 2006	The level at which the NWS or its partners begin to take action
Flood stage (minor)	18.0	2	Dec 19, 2025	Minimal or no property damage, but possibly some public threat
Moderate flood stage	19.0	0	—	Some inundation of structures and roads near the stream
Major flood stage	20.0	1	Jan 19, 2012	Extensive inundation of structures and roads

Every listed crest

4 crests from 2006 to 2025. Filled: at or above flood stage. Hover a crest for its date and stage.

Crests at or above flood stage, by decade

These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.
2 crests measured on an earlier gauge datum are left out: 18.44 ft on Dec 22, 1964; 19.58 ft on Jan 21, 1972.

Highest crests

Highest listed crests, Thomas Creek near Scio

1	Jan 19, 2012	20.08	+2.08	Major	19,000
2	Dec 19, 2025	18.94	+0.94	Minor	16,324
3	Jan 2, 2009	18.52	+0.52	Minor	15,400
4	Nov 7, 2006	17.75	−0.25	Action	13,800

Other gauges in Linn County

Flood gauges in Linn County

Waterloo	12.0	24.50 ft, Dec 22, 1964	10
Jefferson	15.0	24.22 ft, Dec 22, 1964	2
Albany	25.0	41.00 ft, Dec 4, 1861	2
Harrisburg	14.0	23.00 ft, Dec 4, 1861	6

Linn County: every hazard · River floods across the country · Oregon

NOAA National Water Prediction Service, gauge TRSO3, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.