Green River (WY-UT-CO) at Green River
Wyoming — Water Level & Flood Stage
Located in Sweetwater County, Wyoming on the Green River (WY-UT-CO). Live water level data from USGS gauge 09217000, 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
9 ft
Moderate Flood
8 ft
Minor Flood
7 ft
Action Stage
5.5 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
8.52 ft
Record stage and flow---16,800 cfs (9/7/1965).
8 ft
Water begins to encroach top of levee on left bank that protects homes and businesses from west of Highway 530. Water is over Green River Greenway/Walkway near gaging station. Access to gaging station is limited.
7.5 ft
Water is over Green River-Expedition Island Bridge. Access to Expedition Island is severely limited.
7 ft
Flood stage. The Green River Walkway/Greenway in town (from Expedition Island east to near the water treatment plant) is closed due to high water. Most high water problems in town are west of Highway 530 (Uinta Drive) in the oldest part of town.
6 ft
Most of low lying areas of Green River Greenway/Walkway is under water. Water covers low areas of parking lot at Expedition Island.
5.5 ft
Bankfull stage. Water over low lying areas along Green River Walkway/Greenway near Expedition Island. Water encroaching low areas of parking lot at Expedition Island.
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 |
|---|---|---|
| Sep 6, 1965 | 8.53 ft | 16,800 cfs |
| Sep 6, 1965 | 8.53 ft | 16,800 cfs |
| Jun 15, 1972 | 7.98 ft | 15,400 cfs |
| Jun 15, 1972 | 7.98 ft | 15,400 cfs |
| Jun 20, 1986 | 7.64 ft | 14,400 cfs |
About This Gauge
USGS Site
NWS LID
GRRW4
River
Green River (WY-UT-CO)
County
Sweetwater, WY
Coordinates
41.5161°N, 109.4493°W
Get Flood Alerts for Green River (WY-UT-CO)
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 Green River (WY-UT-CO) at Green River?
The Green River (WY-UT-CO) at Green River gauge is maintained by USGS (site 09217000) 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 Green River (WY-UT-CO) at Green River?
The NWS-defined flood stage for Green River (WY-UT-CO) at Green River is 7 feet. Action stage begins at 5.5 feet. Moderate flooding starts at 8 feet, and major flooding at 9 feet.
How do I get alerts when Green River (WY-UT-CO) rises?
Download StormCast free on Google Play, go to River Gauges, and add Green River (WY-UT-CO) at Green River 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 Green River (WY-UT-CO) at Green River gauge located?
The gauge is located in Sweetwater County, Wyoming at coordinates 41.5161°N, 109.4493°W. USGS site number: 09217000. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Gauge reading may be affected by ice. Forecast flows are unadjusted for ice.