AVO uses several different types of data to monitor volcanoes for signs of unrest or eruptive activity. The data displayed here have not been reviewed in any way, and are preliminary unless reviewed by an AVO geoscientist.
0000 UTC= 4:00 PM AKDT on the previous day as UTC 0600 UTC = 10:00 PM AKDT on the previous day as UTC
1200 UTC= 4:00 AM AKDT on the same day as UTC 1800 UTC = 10:00 AM AKDT on the same day as UTC
RED LINES
RED LINES indicate either a calibration pulse, or where the signal was clipped
(too large to be recorded on the scale of the webicorder).
Akutan 24 hour webicorder
Seismic Station ZRO is 4.8 km (3.0 miles) south of the summit of Akutan Volcano. Image last updated: August 31 2020 23:00:15