Cascade Range Weekly Update issued Apr 11, 2014 14:37 Volcano Alert Level NORMAL - Aviation Color Code GREEN

Activity Update: All volcanoes in the Cascade Range of Oregon and Washington are at normal levels of background seismicity. These include Mount Baker, Glacier Peak, Mount Rainier, Mount St. Helens, and Mount Adams in Washington State; and Mount Hood, Mount Jefferson, Three Sisters, Newberry, and Crater Lake in Oregon.

Recent Observations: CVO staff continue to support recovery efforts at the SR530 landslide in the Oso area of the North Fork Stillaguamish River valley, Washington through monitoring of seismic and GPS instruments deployed to detect ground motion.

A swarm of …

Source: Volcanoes

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