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Great Sitkin reported activity

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EVENT SPECIFIC INFORMATION

Event Name : Great Sitkin 2019 activity

Start:June 1, 2019 Observed

Eruption Type:Explosive
Other""

Description: A small steam explosion at 21:40 AKDT June 1 (5:40 UTC June 2) was detected at Great Sitkin Volcano in local seismic data. No corresponding signal was seen in regional infrasound data or cloudy satellite observations. Low-level seismic activity was elevated just before and after the event. In response to this activity, AVO raised the Aviation Color Code YELLOW and Alert Level to ADVISORY on June 2. On July 15, in response to declining seismic activity, AVO lowered the levels at Great Sitkin back to GREEN/NORMAL.

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Page modified: March 30, 2017 14:36
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