Cleveland Weekly Update issued Sep 12, 2014 15:44 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW

AVO detected no sign of significant volcanic unrest at Cleveland over the past week. Cloudy conditions obscured most satellite and web camera views of the volcano. Several rockfall signals detected by the new local seismic network indicate continued instability of volcanic debris on the steep upper flanks of the volcano. During fieldwork in late July and August, AVO scientists witnessed several small rockfall events high on Cleveland.

New seismic and web-camera data from Cleveland are now available for public viewing on our web site. Please see: …

Source: Volcanoes

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