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Alaska Volcanoes Update
Friday, June 13, 1997, 12:30 PM ADT (2030 UTC)
Pavlof Volcano: 55o25' N, 161o54' W; summit elevation 2,518 m (8,262 feet)
LEVEL OF CONCERN COLOR CODE: GREEN
LAST LEVEL OF CONCERN COLOR CODE: YELLOW
The seismic activity has declined over the last week and although
fluctuations in activity are continuing to occur, the level is near
background. Thus we are returning to Color Code Green.
AVO has received no further reports of unusual activity at
Pavlof and clouds have obscured the volcano for the entire week. A
seismic network of six stations near the volcano is monitored by
a computerized alarm system.
Shishaldin Volcano: 54o45'N, 163o58'W; summit elevation 2857 m (9,373 ft)
On Monday, June 2, NWS observers in Cold Bay reported a possible
small steam and ash plume rising 1000 - 1500 ft above the summit
of Shishaldin and drifting about 5 miles downwind to the north. This
volcano is not seismically monitored but has frequent small
eruptions. AVO has received no additional reports of activity at
Shishaldin this week.