ILLINOIS RIVER AT HARDIN, IL
Gauge height
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Streamflow
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Minor flooding here begins at 25 ft, with major flooding at 32 ft. The highest crest on record was 42.4 ft on Tue, Aug 3, 1993.
Flood forecast
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 24 ft | — |
| Minor flood | 25 ft | — |
| Moderate flood | 31 ft | — |
| Major flood | 32 ft | — |
Highest crests on record
| Stage | Date |
|---|---|
| 42.4 ft | 1993-08-03 |
| 40.29 ft | 2019-06-07 |
| 38.2 ft | 1973-04-29 |
| 36.87 ft | 2015-12-31 |
| 36.82 ft | 2013-06-04 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| MACOUPIN CREEK NEAR KANE, IL | 12.9 mi | Greene County |
| Mississippi River at Grafton, IL | 16.6 mi | Jersey County |
| Cuivre River at Old Monroe, MO | 17.4 mi | St. Charles County |
| Cuivre River near Troy, MO | 21.9 mi | Lincoln County |
| PIASA CREEK NEAR MELVILLE, IL | 23.1 mi | Madison County |
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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.