Major Flood
29 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
26 ft
Minor Flood
23 ft
Action Stage
17 ft
What Floods at Each Level
30 ft
All lanes of Business 55 covered by water at Riverside Park just north of Springfield.
29.5 ft
IL Route 54 East of Bridge under water.
29 ft
Damage begins to residences at the Holiday Estates subdivision in Spaulding.
28.5 ft
Water begins to impact Riverton sewage treatment plant at 100 E. Jefferson Street.
19.9 ft
Oak Crest Road just east of the river begins to flood.
19 ft
Large areas of farmland inundated.
18 ft
Waters inundate agricultural land near the river.
17.5 ft
Water starts encroaching on Wheeland Park Campground.
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 |
|---|---|---|
| Oct 3, 1926 | 32.04 ft | 41,000 cfs |
| May 18, 1943 | 31.52 ft | 68,700 cfs |
| Sep 10, 1926 | 30.15 ft | 32,900 cfs |
About This Gauge
USGS Site
NWS LID
RVTI2
River
Sangamon River
County
Sangamon, IL
Coordinates
39.8431°N, 89.5475°W
Get Flood Alerts for Sangamon 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 Sangamon River at Riverton?
The Sangamon River at Riverton gauge is maintained by USGS (site 05576500) 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 Sangamon River at Riverton?
The NWS-defined flood stage for Sangamon River at Riverton is 23 feet. Action stage begins at 17 feet. Moderate flooding starts at 26 feet, and major flooding at 29 feet.
How do I get alerts when Sangamon River rises?
Download StormCast free on Google Play, go to River Gauges, and add Sangamon River at Riverton 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 Sangamon River at Riverton gauge located?
The gauge is located in Sangamon County, Illinois at coordinates 39.8431°N, 89.5475°W. USGS site number: 05576500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: USGS & USACE, Observations courtesy of U.S. Geological Survey, Observations courtesy of U.S. Army Corps of Engineers
- River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.