Major Flood
11.78 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
10.71 ft
Minor Flood
6.6 ft
Action Stage
3.9 ft
What Floods at Each Level
13500 ft
Floodwater will cover roads near Owyhee Junction. Some houses near Owyhee Junction will be flooded. Floodwater will cover portions of Highway 201 near Owyhee Junction cutting off access between Adrian and Nyssa. Extensive flooding of farmland will occur.
12500 ft
Floodwater will approach houses near Owyhee Junction. Widespread flooding of farmland will occur between the mouth of the canyon and the Snake River confluence. Flood water will be about 1 foot deep across Overstreet Road near the bridge crossing.
10000 ft
Widespread field flooding will occur downstream from the dam with farmland adjacent to the river underwater. Water will cover portions of Overstreet Road near the bridge crossing. Water will approach the bottom of the Highway 201 Bridge near the town of Owyhee Junction.
8000 ft
Significant field flooding will occur from the mouth of the canyon to the confluence with the Snake River. Low lying roads near the river will flood. Road banks near the river may become unstable. Water will encroach on homes near River Road and Highway 201. Water will be flowing across Overstreet Road near the bridge crossing.
6000 ft
Field flooding will occur near the river from the mouth of the canyon to the confluence with the Snake River. Shallow water will begin to flow across Overstreet Road near the bridge crossing.
3000 ft
Low lying roads, river access and recreation sites adjacent to the river will flood. Farm equipment near the river may need to be moved.
1000 ft
The low water bridge crossing immediately below Owyhee Dam will be impacted by high water and access to the church camp may be cut off. River access roads and recreation sites below the dam to the mouth of the canyon will be impacted by high water. Low water crossings including Borge Lane and Bob Rice Road will flood. Minor field flooding will occur.
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 |
|---|---|---|
| Apr 14, 1952 | 15.7 ft | 22,900 cfs |
| Feb 24, 1986 | 15.1 ft | 20,900 cfs |
| Apr 16, 1984 | 14.6 ft | 19,325 cfs |
About This Gauge
Get Flood Alerts for Owyhee 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 Owyhee River at Owyhee Dam?
The Owyhee River at Owyhee Dam gauge is maintained by USGS (site 13183000) 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 Owyhee River at Owyhee Dam?
The NWS-defined flood stage for Owyhee River at Owyhee Dam is 6.6 feet. Action stage begins at 3.9 feet. Moderate flooding starts at 10.71 feet, and major flooding at 11.78 feet.
How do I get alerts when Owyhee River rises?
Download StormCast free on Google Play, go to River Gauges, and add Owyhee River at Owyhee Dam 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 Owyhee River at Owyhee Dam gauge located?
The gauge is located in Malheur County, Oregon at coordinates 43.6547°N, 117.2544°W. USGS site number: 13183000. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
Upstream: Owyhee River at Rome
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.