| 10.0 | Severe flooding of residential and business areas can be expected from Pullman downstream to Hooper. | | 9.0 | Major flooding along the river can be expected. Some roads and bridges may be threatened. | | 7.0 | Minor flooding in the residential and business areas along the river in and around Pullman can be expected. |
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1) 11.80 ft on 03/01/1910
2) 9.50 ft on 02/26/1948
3) 9.46 ft on 01/21/1972
4) 9.04 ft on 02/09/1996
5) 8.83 ft on 01/01/1997
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1) 0.50 ft on 09/23/1942
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