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High water floods a pathway in Minto Brown Island Park on Thursday, Jan. 14, 2021. High water from rain caused the level of the Willamette River to reach near action levels and caused trails ...
The Willamette River in Salem is forecast to reach about 19 feet, which brings some impact in the Minto Brown Island area. The Willamette River reached nearly 19 feet near the Wheatland Ferry in ...
A fourth atmospheric river is forecast to hit Oregon this weekend, bringing heavy rain and possible coastal flooding. How much rain has Willamette Valley and Oregon Coast seen in December? Skip to ...
The Willamette River's water quality is rated excellent near the source, though it gradually declines to fair near the mouth. Between 1998 and 2007, the average score for the upper Willamette at Springfield (RM 185, RK 298) was 93.
The Willamette River in the northern section of the valley. The Willamette Valley is prone to periodic floods. Notable floods include the Great Flood of 1862, events in 1899, the Christmas flood of 1964, and the Willamette Valley flood of 1996. Part of its floodplain is a National Natural Landmark called the Willamette Floodplain.
There was an excessive amount of precipitation in November 1861 over most of Oregon, less so in the extreme northwest. It was cold enough at the higher elevations that much snow fell in the Cascade Range, which, when later melted by the warm rains, produced a great quantity of water that flooded into the Willamette River and other streams in the Cascades.
Johnson Creek is a 25-mile (40 km) tributary of the Willamette River in the Portland metropolitan area of the U.S. state of Oregon.Part of the drainage basin of the Columbia River, its catchment consists of 54 square miles (140 km 2) of mostly urban land occupied by about 180,000 people as of 2012.
The U.S. Army Corps of Engineers is holding meetings in November on the future of hydropower produced by dams and reservoirs in the Willamette Basin. Army Corps holds listening sessions on ...