Major Flood
20 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
19 ft
Minor Flood
18 ft
Action Stage
15.5 ft
What Floods at Each Level
20 ft
expect widespread flooding of lower areas in and near Scio.
18 ft
expect some flooding of roads and property in and near Scio and along Thomas Creek.
15.5 ft
expect inundation of low areas along Thomas Creek.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jan 18, 2012 | 20.08 ft | 19,000 cfs |
| Jan 20, 1972 | 19.58 ft | 20,200 cfs |
| Dec 19, 2025 | 18.94 ft | 16,324 cfs |
About This Gauge
Get Flood Alerts for Thomas Creek
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Thomas Creek near Scio?
The Thomas Creek near Scio gauge is maintained by USGS (site 14188800) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Thomas Creek near Scio?
The NWS-defined flood stage for Thomas Creek near Scio is 18 feet. Action stage begins at 15.5 feet. Moderate flooding starts at 19 feet, and major flooding at 20 feet.
How do I get alerts when Thomas Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Thomas Creek near Scio to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Thomas Creek near Scio gauge located?
The gauge is located in Linn County, Oregon at coordinates 44.7121°N, 122.7701°W. USGS site number: 14188800. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey