| 42.2 | Top of the permanent levee upstream of Hwy 1. | | 41.2 | Top of the permanent levee downstream of Hwy 1. | | 37.5 | State Highway 1 overtops (MN DOT). | | 37.0 | Water affects the Canadian Pacific railroad tracks west of Oslo. | | 36.5 | ND State Highway 54 has water over the road. | | 36.0 | Major Flood Stage. | | 35.8 | Top of the Walsh County agricultural dikes in Walshville Township. | | 30.0 | Moderate Flood Stage. | | 26.0 | Flood Warning Stage...minor. County road 2 south of Oslo is closed in sections 2 and 11 of Pulaski Township. | | 25.5 | County road 2 between sections 2 & 11 Pulaski Township is under water. | | 23.0 | Forcast Service Stage. | | 18.0 | City flood gates are closed. |
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1) 38.19 ft on 04/01/2009
2) 38.00 ft on 04/23/1997
3) 37.91 ft on 04/12/1978
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1) 0.00 ft on 01/01/1936
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