Willamette River at Portland
Multnomah County, Oregon
The past week
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What floods at each level
- 30 ft
expect flooding of downtown Portland from Park Ave east to the Willamette 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 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 ft
expect flooding of Front Street near the Burnside Bridge.
- 26 ft
expect flooding of numerous structures along the Willamette river from Oregon city to the confluence with the Columbia.
- 24 ft
expect localized flooding in the Northwest Portland industrial area.
- 22 ft
expect minor localized flooding along the Willamette from Oregon City to the confluence with the Columbia.
- 18 ft
expect minor flooding of localized areas along the lower willamette. Flooding is mainly confined to the islands on the willamette river from oregon city to the confluence with the columbia.
- 17 ft
expect flooding of some low spots of trails along the west and east banks of the Willamette in and near downtown Portland.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jun 6, 1894 | 33 ft | -9,999 cfs |
| May 31, 1948 | 30 ft | — |
| Jun 13, 1948 | 30 ft | — |
More on Willamette River
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