RIVER GAUGE · SANGAMON RIVER
Sangamon River at Monticello
Piatt County, Illinois
Water level5.24 ft
Flow81 cfs
Last readingSep 16, 2026, 5:00 PM UTC (last recorded)
Action11 ft
Minor flood13 ft
Moderate flood17 ft
Major flood20 ft
The past week
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What floods at each level
- 20 ft
Damage begins in Monticello.
- 13 ft
Flooding of agricultural areas begins.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Apr 12, 1994 | 19.06 ft | 15,900 cfs |
| Jun 4, 2008 | 18.79 ft | 13,300 cfs |
| Dec 29, 2015 | 18.56 ft | 13,800 cfs |
More on Sangamon River
DownstreamSangamon River at Riverton
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