| 24.0 | The water reaches the top of the dikes. | | 23.0 | Interstate power steam plant becomes inoperative. | | 22.5 | The water reaches the flood of record set in 1965. | | 21.0 | Dairyland power becomes inoperative. | | 19.8 | Water from the storm sewer system covers the 700 block of South Front street. | | 18.8 | Water begins to cover highway X52 by the wastewater treatment plant. | | 18.6 | Water from the storm sewer system covers the 400 block of South Front street. | | 18.2 | Lock and dam 9 goes out of operation. | | 17.9 | Water from the storm sewer system reaches the 300 and 500 blocks of South Front street. | | 17.6 | Water from the storm sewer system covers the 600 block of South Front street. | | 14.9 | River water back flows into Hogan park by the sewer by-pass. | | 14.5 | River water back flows onto the ball park diamond via the lift station bypass. |
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1) 22.50 ft on 04/24/1965
2) 19.93 ft on 04/21/2001
3) 19.90 ft on 06/20/1880
4) 18.88 ft on 04/22/1969
5) 18.46 ft on 06/30/1993
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1) 3.39 ft on 03/13/1938
2) 4.19 ft on 01/23/1944
3) 6.09 ft on 11/27/1942
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