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Showing 1 to 3 of 3 for “"Hells Canyon"”.
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Late Holocene Paleoflood Hydrology of the Snake River in the Lower Hells Canyon, Idaho
… deposits along a 20-km reach of the Lower Hells Canyon on the Snake River, Idaho. The sites contain evidence of up to 34 paleofloods within the last 1700 years. Stratigraphic breaks, soils, and in-situ plant or archaeological materials demarcate distinct layers that represent discrete …
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Relationships Between Snake River Paleofloods, Occupational Patterns and Archaeological Preservation at Redbird Beach Archaeological Site in Lower Hells Canyon, Idaho
… an archaeological site located in the lower Hells Canyon reach of the Snake River, contains extensive vertical exposures of archaeological materials interbedded with Snake River flood sediments. Redbird Beach formed in the lee of the Redbird Creek debris fan, is composed of interfingering …
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A small look at the big picture: linking geopotential height anomalies to paleofloods on the Snake River, Idaho and Oregon
… in two 4-m (12 ft) tall terraces along the Hells Canyon reach of the Snake River in Idaho and Oregon shows evidence of at least twenty-two late-Holocene extreme floods that occurred approximately 5,000 years. The ages of paleoflood deposits at these sites fall into two time periods, from …