Major Flood
10 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
9 ft
Minor Flood
7.5 ft
Action Stage
7 ft
What Floods at Each Level
10 ft
Extreme flooding of agricultural area along the Calamus River above Calamus Reservoir.
9 ft
Moderate flood stage. Significant flooding of agricultural area along the Calamus River above Calamus Reservoir.
7.5 ft
Minor flooding of agricultural area along the Calamus River above Calamus Reservoir.
7 ft
Action stage. Flooding of low lying areas of the Calamus River upstream from Calamus Reservoir.
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 |
|---|---|---|
| Jun 11, 2010 | 7.75 ft | 3,260 cfs |
| Jan 20, 2020 | 7.34 ft | — |
| Feb 7, 2021 | 7.09 ft | — |
About This Gauge
Get Flood Alerts for Calamus 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 Calamus River near Harrop?
The Calamus River near Harrop gauge is maintained by USGS (site 06787000) 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 Calamus River near Harrop?
The NWS-defined flood stage for Calamus River near Harrop is 7.5 feet. Action stage begins at 7 feet. Moderate flooding starts at 9 feet, and major flooding at 10 feet.
How do I get alerts when Calamus River rises?
Download StormCast free on Google Play, go to River Gauges, and add Calamus River near Harrop 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 Calamus River near Harrop gauge located?
The gauge is located in Loup County, Nebraska at coordinates 41.9467°N, 99.3861°W. USGS site number: 06787000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Calamus River
More Resources
Source & Notes
Data provided by: Observations courtesy of the Nebraska DNR
- Gauge reading may be affected by ice.