Major Flood
26 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
25 ft
Minor Flood
22 ft
Action Stage
17 ft
What Floods at Each Level
26 ft
Water affects parts of Hwy R63.
25 ft
Water affects Hwy R57.
23 ft
Secondary road closures occur.
22 ft
Water is over Iowa 28 immediately south of Norwalk and threatens several rural gravel roads.
17 ft
Rd closures are possible near creeks adjoining the river.
16 ft
Water affects agricultural land.
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 16, 1990 | 25.33 ft | 22,600 cfs |
| Jun 12, 1947 | 25.3 ft | 32,000 cfs |
| Sep 10, 2014 | 25.04 ft | 18,400 cfs |
About This Gauge
Get Flood Alerts for North 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 North River near Norwalk?
The North River near Norwalk gauge is maintained by USGS (site 05486000) 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 North River near Norwalk?
The NWS-defined flood stage for North River near Norwalk is 22 feet. Action stage begins at 17 feet. Moderate flooding starts at 25 feet, and major flooding at 26 feet.
How do I get alerts when North River rises?
Download StormCast free on Google Play, go to River Gauges, and add North River near Norwalk 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 North River near Norwalk gauge located?
The gauge is located in Warren County, Iowa at coordinates 41.4581°N, 93.6550°W. USGS site number: 05486000. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
Downstream: North River at Carlisle N 1st St--IFC
More Resources
Source & Notes
Data provided by: Observations courtesy of U.S. Geological Survey