| 28.0 | ABOVE 28 FT...EXPECT MAJOR FLOODING ALONG THE RIVER FROM ESTACADA DOWNSTREAM TO THE CONFLUENCE WITH THE WILLAMETTE RIVER. THE MOST SEVERE IMPACTS WILL LIKELY BE IN THE CARVER AREA...ALONG WITH THE DEVELOPED AREAS NEAR THE CONFLUENCE OF THE CLACKAMAS AND WILLAMETTE RIVERS. | | 25.0 | ABOVE 25 FT...EXPECT MAJOR FLOOD DAMAGE AT PARKS ALONG THE RIVER. ALSO EXPECT FLOODING IN CARVER...ALONG WITH NUMEROUS HOMES ALONG THE CLACKAMAS RIVER FROM ESTACADA DOWNSTREAM TO THE CONFLUENCE WITH THE WILLAMETTE. | | 23.0 | ABOVE 23 FT...EXPECT FLOODING TO BEGIN IN THE LIGHT INDUSTRIAL AREAS NEAR THE CONFLUENCE OF THE CLACKAMAS AND WILLAMETTE RIVERS. A TRAILER COURT AT CARVER IS THREATENED AT THIS POINT. SOME ACCESS ROADS ARE FLOODED AND CLOSED ABOVE THIS LEVEL. | | 21.0 | ABOVE 21 FT...EXPECT WIDESPREAD FLOODING OF LOWLAND AND AGRICULTURAL LAND. NUMEROUS PARKS ALONG THE RIVER ARE ALSO THREATENED WITH FLOODING. | | 20.0 | ABOVE 20 FT...EXPECT LOWLAND FLOODING FROM ESTACADA SEVERAL MILES DOWNSTREAM TO THE CONFLUENCE WITH THE WILLAMETTE RIVER. |
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1) 30.36 ft on 12/22/1964
2) 27.57 ft on 02/07/1996
3) 25.52 ft on 01/21/1972
4) 25.03 ft on 01/16/1974
5) 24.96 ft on 02/10/1961
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1) 0.00 ft on 09/28/1960
2) 0.00 ft on 03/10/1961
3) 0.00 ft on 07/30/1963
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