| 42.0 | At this stage, numerous homes and businesses flood near the town of Kerby. Expect widespread flooding of lowland areas from Cave Junction downstream past Kerby. | | 35.0 | The Illinois River is at flood stage. | | 30.0 | The Illinois River is at bankfull level. | | 10.0 | At 10 feet or greater, most or all camping areas along the Lower Illinois River are under water and conditions on this river become extremely dangerous for rafting. |
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1) 45.28 ft on 12/22/1964
2) 33.70 ft on 10/10/1970
3) 31.48 ft on 01/06/1966
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Low water records are unavailable.
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