Major Flood
27 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
21 ft
Minor Flood
15 ft
Action Stage
13 ft
What Floods at Each Level
33 ft
Expect one third of the city of Iola to be inundated by 3 feet of flood waters.
27 ft
The base of the Iola Water Power Plant begins to take on water. Expect flooding of some streets in Iola.
21 ft
Flood waters reach the Cabins on west bank of river.
19.5 ft
Flood waters flow over 1300 Street, just north of Elm Creek, and over low lying fields next to the Water Plant. Expect west bank overflows north of gage site.
19 ft
The gravel road below the low water dam on west side of river floods as well as agricultural fields.
17 ft
Flood waters cover West Bruner Street by Riverside Park.
15 ft
Flooding occurs for about 1.5 miles over Dry Lake Corner on 1000 Street north of Highway 54.
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 |
|---|---|---|
| Jul 13, 1951 | 33.26 ft | — |
| Jul 1, 2007 | 26.9 ft | 171,637 cfs |
| Sep 12, 1926 | 23.5 ft | — |
About This Gauge
Get Flood Alerts for Neosho 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 Neosho River at Iola?
The Neosho River at Iola gauge is maintained by USGS (site 07183000) 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 Neosho River at Iola?
The NWS-defined flood stage for Neosho River at Iola is 15 feet. Action stage begins at 13 feet. Moderate flooding starts at 21 feet, and major flooding at 27 feet.
How do I get alerts when Neosho River rises?
Download StormCast free on Google Play, go to River Gauges, and add Neosho River at Iola 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 Neosho River at Iola gauge located?
The gauge is located in Allen County, Kansas at coordinates 37.9222°N, 95.4275°W. USGS site number: 07183000. 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
- River forecasts for this location take into account past and future precipitation. Forecast stages may be different if forecast future rainfall does not occur.
- Stage may be affected by ice during winter months.