AVO Cleveland ORANGE/WATCH - Thermal signal observed in satellite data. Nothing detected in seismic/infrasound data.
Jun 19, 2017 19:49 - Low-level unrest continues at Cleveland Volcano. No unusual activity was detected in seismic or infrasound data over the past day. Slightly elevated surface temperatures were observed in one satellite image this morning, but otherwise, nothing noteworthy observed in satellite data over the past day. Clouds obscured views of the volcano by web camera. 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 ...