| 39.0 | This will produce major flooding of residential and commercial areas, highways and pastures from Teanaway downstream to Ellensburg, especially in the town of Thorp. | | 38.0 | At this level, flooding of roads and pastures in the vicinity of the river will occur. The Ellensburg water supply pumphouse is threatened. | | 36.5 | There will be flooding in pastures along the river. | | 35.5 | At this level, there will be minor flooding in areas along the river from Teanaway to Ellensbur including Irene Rienhart Park in Ellensburg. | | 33.5 | At this stage, the river is near bankfull at Ellensburg. Lowland flooding is possible in the low areas along the river. |
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1) 41.10 ft on 11/15/1906
2) 38.98 ft on 05/29/1948
3) 38.77 ft on 02/09/1996
4) 37.93 ft on 11/25/1991
5) 37.82 ft on 01/09/2009
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1) 2.86 ft on 10/03/1915
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