Sangamon River at Monticello, IL
Is Sangamon River at Monticello, IL flooding right now?
Sangamon River at Monticello, IL measured 6.48 ft on 2026-09-22 21:00:00 UTC. That observation was 6.5 ft below its 13 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
6.48 ft
Streamflow
219 cfs
Minor flooding here begins at 13 ft, with major flooding at 20 ft. The highest crest on record was 19.06 ft on Wed, Apr 13, 1994.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 11 ft | 4.5 ft below |
| Minor flood | 13 ft | 6.5 ft below |
| Moderate flood | 17 ft | 10.5 ft below |
| Major flood | 20 ft | 13.5 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 19.06 ft | 1994-04-13 |
| 18.79 ft | 2008-06-04 |
| 18.56 ft | 2015-12-29 |
| 18.55 ft | 1968-05-16 |
| 18.5 ft | 1926-10-04 |
Last 7 days
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Kaskaskia Ditch at Bondville, IL | 13.9 mi | Champaign County |
| Salt Creek near Farmer City, IL | 14.1 mi | DeWitt County |
| Copper Slough at Champaign, IL | 15.6 mi | Champaign County |
| Lake Fork at Atwood, IL | 16.6 mi | Piatt County |
| Clinton Lake near Lane, IL | 17.2 mi | DeWitt County |
Get a flood alert for this gauge
Free email alerts when this gauge approaches flood stage are coming soon. Leave your email and you'll be first in line.
One email when alerts launch, then only flood notifications. No spam, unsubscribe anytime.
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.