Siletz River at Siletz
Oregon — Water Level & Flood Stage
Located in Lincoln County, Oregon on the Siletz River. Live water level data from USGS gauge 14305500, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
25 ft
42,000 cfs
Moderate Flood
20 ft
28,300 cfs
Minor Flood
16 ft
18,900 cfs
Action Stage
12 ft
11,000 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
25 ft
expect major flooding, with evacuations of residences and areas along the Siletz between mile post 2.5 and mile post 5 on State Highway 229 near Sunset Landing downstream to Coyote Rock. Stay tuned to local media sources and law enforcement information for details.
20 ft
expect widespread flooding downstream. Increased flooding can be expected in the housing development downstream from Mack Landing. Numerous private roads and a trailor park between mile post 2.5 and mile post 5 near Sunset Landing to Coyote Rock are flooded. Flooding may be exacerbated during high tide.
18 ft
expect minor flooding of a small housing development near mile post 8 down stream from Mack Landing. Widespread lowland and pasture land flooding also occurs at this level. Flooding may be exacerbated during high tide.
16 ft
expect minor lowland flooding and minor flooding of some structures and roads along the Siletz River. Flooding may be exacerbated during high tide.
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 |
|---|---|---|
| Nov 19, 1921 | 31.6 ft | 40,800 cfs |
| Nov 19, 1921 | 31.6 ft | 40,800 cfs |
| Nov 25, 1999 | 28.62 ft | 53,800 cfs |
| Nov 25, 1999 | 28.62 ft | 53,800 cfs |
| Jan 27, 1965 | 27.32 ft | 32,200 cfs |
About This Gauge
Get Flood Alerts for Siletz River
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 Siletz River at Siletz?
The Siletz River at Siletz gauge is maintained by USGS (site 14305500) 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 Siletz River at Siletz?
The NWS-defined flood stage for Siletz River at Siletz is 16 feet. Action stage begins at 12 feet. Moderate flooding starts at 20 feet, and major flooding at 25 feet.
How do I get alerts when Siletz River rises?
Download StormCast free on Google Play, go to River Gauges, and add Siletz River at Siletz to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Siletz River at Siletz gauge located?
The gauge is located in Lincoln County, Oregon at coordinates 44.7153°N, 123.8886°W. USGS site number: 14305500. 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