| 35.0 | Widespread catastrophic flooding occurs in areas outside the flood wall and levee system. This is the design height of the flood protection works anround Sunbury. | | 34.0 | Most areas adjacent to the river...which are not protected by the flood wall and levee system...are affected by high water. Catasrophic flooding occurs in some of these areas. | | 32.0 | Widespread flooding occurs in areas not protected by the flood wall and levee system. Many homes and businesses are affected. | | 30.0 | Widespread flooding occurs in areas not protected by the flood wall and levee system. Many homes and businesses are affected. | | 28.0 | Widespread flooding occurs in areas not protected by the flood wall and levee system. Many homes and businesses are affected. | | 26.0 | High water affects a number of homes and businesses in areas not protected by the flood wall and levee system. | | 24.0 | Both banks overflow. Areas not protected by the flood wall and levee system are affected. | | 22.0 | River interests are encouraged to monitor conditions for further rises. | | 20.0 | River interests are encouraged to monitor conditions for further rises. Shilellimy State Park closed due to high water. |
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1) 35.80 ft on 06/24/1972
2) 30.62 ft on 09/27/1975
3) 30.44 ft on 09/19/2004
4) 30.32 ft on 01/20/1996
5) 27.52 ft on 03/07/1979
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1) 4.83 ft on 10/16/1971
2) 5.16 ft on 08/06/1983
3) 5.60 ft on 09/30/1980
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