Major Flood
13 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
11 ft
Minor Flood
9 ft
Action Stage
8 ft
What Floods at Each Level
14 ft
Highest known flood occurred May 1 1922.
13.65 ft
Highest flood for the period of record occurred May 20 1978.
13 ft
Major Flood Stage. Extensive flooding along the Cheyenne River upstream of Angostura Reservoir with inundation of structures and roads possible.
11 ft
Moderate Flood Stage. Widespread flooding of agricultural land along the Cheyenne River upstream of Angostura Reservoir.
9 ft
Minor Flood Stage. Minor flooding of agricultural land along the Cheyenne River upstream of Angostura Reservoir.
8 ft
Action stage and bankfull stage. The lower portions of the left bank begins to overflow. Flooding of low-lying areas along the Cheyenne River.
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 30, 1922 | 14 ft | — |
| May 19, 1978 | 13.65 ft | 28,000 cfs |
| May 11, 1920 | 13 ft | — |
About This Gauge
USGS Site
NWS LID
EDGS2
River
Cheyenne River
County
Fall River, SD
Coordinates
43.3055°N, 103.8210°W
Get Flood Alerts for Cheyenne 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 Cheyenne River at Edgemont?
The Cheyenne River at Edgemont gauge is maintained by USGS (site 06395000) 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 Cheyenne River at Edgemont?
The NWS-defined flood stage for Cheyenne River at Edgemont is 9 feet. Action stage begins at 8 feet. Moderate flooding starts at 11 feet, and major flooding at 13 feet.
How do I get alerts when Cheyenne River rises?
Download StormCast free on Google Play, go to River Gauges, and add Cheyenne River at Edgemont 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 Cheyenne River at Edgemont gauge located?
The gauge is located in Fall River County, South Dakota at coordinates 43.3055°N, 103.8210°W. USGS site number: 06395000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Cheyenne River
On This River
Downstream: Cheyenne River above Angostura at Hwy 71
More Resources
Source & Notes
Data provided by: Observations courtesy of U.S. Geological Survey
- Gauge reading may be affected by ice.