| 41.0 | Major flooding is expected in Graham. | | 39.0 | Major flooding is expected in Graham and along the river. The bridge approach ramps will be inundated. | | 34.0 | Major flooding is expected along the river reach. | | 28.0 | Moderate flooding is expected along the river reach. | | 26.0 | Minor flooding is expected along the river reach. The right bank will overflow. | | 21.0 | Minor flooding is expected along the river reach. |
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1) 41.50 ft on 08/06/1978
2) 36.20 ft on 01/01/1976
3) 35.50 ft on 06/16/1930
4) 34.27 ft on 05/04/1990
5) 32.70 ft on 04/29/1957
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1) 1.41 ft on 08/01/1980
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