| 17.0 | The Industrial Park south of the Highway 169 Highway 3 interchange becomes increasingly affected. | | 16.0 | The water plant shuts down. | | 15.0 | Flooding begins on the streets south of 13th avenue South. | | 14.0 | The pump room at the water plant is threatened. | | 13.0 | Evacuations begin. | | 10.0 | Sandbagging operations may begin at the Water Treatment Plant. The City Park begins to flood. | | 9.0 | Storm sewer problems begin south of 13th avenue south. | | 8.0 | Agricultural flooding occurs from the south edge of Humboldt to the confluence with the East Fork Des Moines River. |
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1) 0.00 ft on 04/16/1983
1) 0.00 ft on 10/06/1986
3) 15.40 ft on 04/14/1969
4) 15.22 ft on 07/13/1993
5) 13.90 ft on 04/08/1965
6) 12.50 ft on 06/18/1984
7) 12.20 ft on 06/23/1947
8) 11.72 ft on 06/25/1994
9) 11.59 ft on 04/23/1993
10) 11.56 ft on 03/29/1961
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Low water records are unavailable.
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