| 64.6 | the Green River will experience major flooding inundating much of the flood plain from the middle Green River valley downstream to Tukwilla. Some homes...businesses and neighborhoods will see significant flooding with some evacuations likely needed. Levees may be overtopped and erosion may damage levees. A stage of 63.5 feet or above on the Green River corresponds roughly to a phase 4 flood in the King County flood system. | | 63.5 | the Green River will inundate low areas from the middle Green River valley downstream to Auburn...with water over several roads including SE Green Valley Rd and West Valley Rd. Levees from Auburn down through Tukwilla may exhibit seeapage and may weaken due to saturation. A stage of 63.5 feet on the Green River corresponds roughly to a phase 4 flood in the King County flood system. | | 61.7 | the Green River will flood low areas of the middle Green River valley with water over SE Green Valley Rd. Some backwater inundation is possible in lower Mill Creek basin between Auburn and Kent. A stage of 61.7 feet on the Green River corresponds roughly to a phase 3 flood in the King County flood system. | | 60.3 | the Green River will spill over its banks into low areas in Green Valley and in lower Mill Creek basin between Auburn and Kent. A stage of 60.3 feet on the Green River corresponds roughly to a phase 2 flood in the King County flood system. |
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1) 69.75 ft on 11/23/1959
2) 68.16 ft on 12/11/1946
3) 67.73 ft on 12/12/1955
4) 67.17 ft on 12/10/1953
5) 67.02 ft on 02/10/1951
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1) 52.76 ft on 10/31/1987
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