| 30.0 | Significant flooding to homes and roads in the Peaceful Valley is likely. Access to Upriver Drive and the Riverpoint area will be disrupted. | | 29.0 | Flooding of the Peaceful Valley, Riverfront Park, and the Harbor Island area is likely. Sections of Centennial Trail will be inundated. | | 28.0 | Flooding in sections of the Peaceful Valley and along Harbor Island is likely. Minor flooding along Upriver Drive and in the Riverpoint Industrial area is also possible. | | 27.0 | Minor flooding along the Spokane River valley is possible. |
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1) 29.75 ft on 12/26/1933
2) 29.09 ft on 05/19/1997
3) 28.94 ft on 01/20/1974
4) 28.41 ft on 05/23/2008
5) 28.35 ft on 05/31/1948
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1) 15.40 ft on 08/26/1991
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