| 15.4 | Barsema Hall floods on the Northern Illinois University campus. | | 14.5 | First Street bridge in DeKalb is impassable. | | 14.0 | State Route 64 just west of Sycamore is closed due to flooding. | | 13.5 | Flood waters overtop levee north of Hillcrest Street in DeKalb. | | 13.0 | Water overtops the levee at the east lagoon at Northern Illinois University. Floodwaters close the Fairview Drive bridge in DeKalb. Castle Drive and Lucinda Avenue bridges are impassable. | | 12.5 | Flooding affects some structures at Northern Illinois University. | | 12.1 | River floods River Heights golf course in DeKalb. | | 12.0 | Homes begin to flood on north side of DeKalb. | | 11.0 | Street flooding begins in northern part of DeKalb. Water completely floods Clifford Drive on the south side of Praire Park in DeKalb. | | 10.8 | Water floods one land of Clifford Drive on the south side of Prairie Park in DeKalb. | | 10.5 | The Taylor Street Bridge in DeKalb is impassable. | | 10.4 | Water covers one lane of Taylor Street on the south side of DeKalb. Water approaches apartments near the river on Taylor Street. Flooding of Lions park. Some homes near river experience flooding. | | 8.5 | Water begins to affect lowest areas near the river on the south side of DeKalb. |
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1) 15.80 ft on 07/02/1983
2) 15.34 ft on 08/24/2007
3) 12.97 ft on 07/18/1996
4) 12.64 ft on 02/21/1997
5) 12.33 ft on 06/12/1929
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1) 2.80 ft on 08/23/1991
2) 3.17 ft on 08/25/2001
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