MOUNT ADAMS, Wash. - Scientists have installed three new temporary seismic stations at Mount Adams following unusual earthquake activity back in September. Mount Adams only has one nearby ...

Six low-intensity earthquakes rumbled beneath Mount Adams during September, according to the U.S. Geological Survey Cascades Volcano Observatory. That’s an unusual amount of seismic activity at ...

Mount Rainier on Tuesday experienced its largest seismic activity since 2009, with a swarm of small earthquakes detected.

Mount Adams, about 70 miles north of Portland, is one of the sleepiest active volcanoes in the Cascade Range. A small earthquake every few years is typical. But it’s shaken up expectations ...

The recent earthquakes have been small — ranging from magnitudes of 0.9 to 2.0 — but the federal government has only one seismometer in the vicinity of Mount Adams, the second-tallest volcano ...

MOUNT ADAMS, Wash. — The United States Geological Survey says it located six earthquakes at Mount Adams in September -- the most in a month since monitoring began in 1982. The agency says ...

MOUNT ADAMS, Wash. — Six earthquakes were recorded at Mount Adams in September, the most since monitoring began in 1982, according to the U.S. Geological Survey's Cascades Volcano Observatory ...