| 30.0 | ABOVE 30.0 FT...EXPECT FLOODING OF DOWNTOWN PORTLAND FROM PARK AVE EAST TO THE RIVER AND NORTH OF BURNSIDE. HISTORICALLY...UNION STATION BEGINS TO FLOOD AT THIS POINT AND RAIL TRAFFIC WILL LIKELY BE IMPACTED. EXPECT FLOODING OF OAKS PARK...ALONG WITH MOORAGES AND INDUSTRIAL AREAS FROM OREGON CITY THROUGH DOWNTOWN PORTLAND INTO INDUSTRIAL NW PORTLAND. | | 28.8 | AT 28.8 FT...EXPECT THE RIVER LEVEL TO REACH THE TOP OF THE LOWEST POINT OF THE DOWNTOWN PORTLAND SEA-WALL. FLOODING OF SOME PORTIONS OF WATERFRONT PARK IS POSSIBLE AT THIS AND HIGHER STAGES. | | 27.0 | ABOVE 27.0 FT...EXPECT FLOODING OF FRONT STREET NEAR THE BURNSIDE BRIDGE. | | 26.0 | ABOVE 26.0 FT...EXPECT FLOODING OF NUMEROUS STRUCTURES ALONG THE WILLAMETTE RIVER FROM OREGON CITY TO THE CONFLUENCE WITH THE COLUMBIA RIVER. | | 24.0 | ABOVE 24.0 FT...EXPECT LOCALIZED FLOODING IN THE NORTHWEST PORTLAND INDUSTRIAL AREA. | | 22.0 | ABOVE 22.0 FT...EXPECT MINOR LOCALIZED FLOODING ALONG THE WILLAMETTE FROM OREGON CITY TO THE CONFLUENCE WITH THE COLUMBIA RIVER. | | 18.0 | ABOVE 18.0 FT...EXPECT MINOR FLOODING OF LOCALIZED AREAS. FLOODING IS MAINLY CONFINED TO THE ISLANDS ON THE WILLAMETTE RIVER FROM OREGON CITY TO THE CONFLUENCE WITH THE COLUMBIA. |
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1) 33.00 ft on 06/07/1894
2) 30.00 ft on 06/14/1948
3) 30.00 ft on 06/01/1948
4) 29.80 ft on 12/25/1964
5) 28.70 ft on 02/06/1890
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Low water records are unavailable.
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