AVO Cleveland ORANGE/WATCH – Nothing observed over past day at the summit.

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Feb 7, 2019 21:20 – Nothing was observed in mostly cloudy satellite views of Cleveland Volcano over the past day. No activity was detected in regional seismic or infrasound data.

The most recent explosion of Cleveland Volcano occurred on January 9, 2019. Cleveland explosions are normally short duration and only present a hazard to aviation in the immediate vicinity of the volcano. Larger explosions that present a more widespread hazard to aviation are possible, but are less likely and occur less frequently.

Local seismic and infrasound data at Cleveland have been unavailable since …