Lahar Detection System Upgraded for Mount Rainier

Lahar monitoring station for Mount Rainier

2 May 2024–In the shadow of Washington State’s Mount Rainier, about 90,000 people live in the path of a potential large lahar—a destructive, fluid and fast-moving debris flow associated with volcanic slopes. At the Seismological Society of America (SSA)’s 2024 Annual Meeting, U.S. Geological Survey volcano seismologist Seth Moran described … Continue Reading »

Trees Help to Date Catastrophic Landslide Related to 1906 San Francisco Earthquake

: Harvey Kelsey (l) and Steve Angster taking a sample from the “victim” tree exhumed from the Red Lassic landslide

1 May 2024–Trees caught up in two prehistoric, devastating landslides in the Coast Ranges of northern California suggest that the landslides could be linked to major earthquakes, including the magnitude 7.9 1906 San Francisco earthquake, researchers said at the Seismological Society of America (SSA)’s 2024 Annual Meeting. In the Mule … Continue Reading »

At Work: Tina Dura

Tina Dura

16 April 2024–Tina Dura has always been interested in the natural world—from volcanoes to weather to “learning more about why the landscape looked the way it did,” she recalled. But the fieldwork she does as a paleoseismologist would not have appealed to her as a child. “It’s funny to me … Continue Reading »