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 AKST on the previous day as UTC 0600 UTC = 10:00 PM AKST on the previous day as UTC
1200 UTC= 4:00 AM AKST on the same day as UTC 1800 UTC = 10:00 AM AKST on the same day as UTC
RED LINES indicate either a calibration pulse, or where the signal was clipped
(too large to be recorded on the scale of the webicorder).
Martin 24 hour webicorder
The southern Katmai network is experiencing telemetry problems. KABR is the closest station to Mount Martin. Seismic station KABR, the closest operating station to Mount Martin, is 23 km (14 miles) from the summit of Mount Martin.