AVO Cleveland ORANGE/WATCH - Unrest continues.
Aug 21, 2017 00:34 - Unrest continues at Cleveland Volcano. Elevated surface temperatures at the summit and a short plume exending from the volcano were observed in satellite data from today. Light degassing from the summit was observed in web camera images throughout today. No significant activity observed in seismic and infrasound data over the past day. Cleveland volcano is monitored with a limited real-time seismic network, which inhibits AVO's ability to detect precursory unrest that may lead to an explosive eruption. Rapid detection of an ash-producing eruption may be possible ...