Major Flood
9 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
7 ft
Minor Flood
6 ft
Action Stage
5.5 ft
What Floods at Each Level
9 ft
Major flood stage with significant flooding along the river.
7 ft
Moderate flood stage. Moderate flooding is possible. Lowlands along the river will be impacted by rising water levels.
6 ft
Flood stage. Minor flooding along the lower banks.
5.5 ft
Minor flooding of lowland directly along the river. Recreational interest's along and on the river may be impacted.
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 |
|---|---|---|
| Mar 13, 2019 | 7.72 ft | 30,900 cfs |
| Jan 8, 2014 | 6.83 ft | 1,090 cfs |
| Mar 5, 2018 | 6 ft | 2,010 cfs |
About This Gauge
USGS Site
NWS LID
NISN1
River
Niobrara River
County
Keya Paha, NE
Coordinates
42.7806°N, 99.3397°W
Get Flood Alerts for Niobrara 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 Niobrara River at Mariaville?
The Niobrara River at Mariaville gauge is maintained by USGS (site 06463720) 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 Niobrara River at Mariaville?
The NWS-defined flood stage for Niobrara River at Mariaville is 6 feet. Action stage begins at 5.5 feet. Moderate flooding starts at 7 feet, and major flooding at 9 feet.
How do I get alerts when Niobrara River rises?
Download StormCast free on Google Play, go to River Gauges, and add Niobrara River at Mariaville 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 Niobrara River at Mariaville gauge located?
The gauge is located in Keya Paha County, Nebraska at coordinates 42.7806°N, 99.3397°W. USGS site number: 06463720. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: Observations courtesy of the USGS
- Gauge reading may be affected by ice.