| 15.0 | Flooding affecting many lowlying areas adjacent to the river specifically homes in the Target Range and Orchard Homes neighborhoods is possible. | | 14.0 | Flooding affecting low lying areas near McClay Bridge and homes in the Target Range area is possible. | | 12.0 | Flooding of farmland and some roads along the Bitterroot River from Lolo to the confluence with the Clark Fork River is possible. | | 11.0 | Flooding to low lying areas adjacent to the river is possible. |
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1) 14.55 ft on 06/20/1899
2) 13.40 ft on 06/18/1974
3) 13.11 ft on 05/19/1997
4) 11.83 ft on 06/10/1996
5) 11.10 ft on 06/20/1975
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1) 1.10 ft on 09/16/1904
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