Geologists find more evidence of active faults on Mt. Hood, big quake just 1,000 years ago

by Steve Benham, KATU Staff

Thu, June 10th 2021, 11:19 PM UTC

U.S. Geological Survey research scientist Scott Bennett (right), during an October 2020 field trip with other researchers, sits next to a paleoseismic trench he, a colleague and three Portland State University graduate students dug across the Gate Creek Fault on the north side of Mount Hood in September 2020. Scientists found a large earthquake there occurred around 1,000 years ago. (Photo: Andrew Dunning)

The completed paleoseismic trench across the Gate Creek Fault scarp north of Mount Hood. (Photo: Scott Bennett/USGS)

From top to bottom: Ryan Levinson, Nick Roberts and Andrew Dunning sit in the Gate Creek Fault scarp trench they helped to dig. All three are graduate students of Portland State University's Ashley Streig. (Photo: Scott Bennett/USGS)

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U.S. Geological Survey research scientist Scott Bennett (right), during an October 2020 field trip with other researchers, sits next to a paleoseismic trench he, a colleague and three Portland State University graduate students dug across the Gate Creek Fault on the north side of Mount Hood in September 2020. Scientists found a large earthquake there occurred around 1,000 years ago. (Photo: Andrew Dunning)

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