Kamchatkan and Northern Kurile Volcanic
Activity
INFORMATION RELEASE 22-06
Wednesday, May 10, 2006, 10:40 KDT
(21:40 UTC on May 09)
BEZYMIANNY VOLCANO: 55o58'N, 160o36'E; Elevation 2,895
m
CURRENT LEVEL OF CONCERN COLOR CODE: ORANGE
PREVIOUS LEVEL OF CONCERN COLOR CODE: RED
Seismic activity returned to background levels from 12:00 UTC
on May 09. Small fumarolic plumes were observing in the early morning of May 10.
Probably a lava flow began to effuse at the lava dome. A danger for aviation in
the area of the volcano exists.
The large explosive eruption of Bezymianny volcano occurred
from 08:21 till 08:45 UTC on May 09. An ash column rose up to 15 km (49,200 ft)
ASL. Co-ignimbrite ash cloud was about 40 km (25 mi) in diameter on this height.
Ash plumes extended to main direction to the north-east from the
volcano.
IF YOU HAVE ANY QUESTIONS OR CONCERNS, PLEASE
CONTACT:
Tatiana Kozhevnikova, KVERT, KB GS RAS
E-mail:
ssl@emsd.iks.ruTel.
(41522) 59523
The Kamchatkan Volcanic Eruption Response Team (KVERT) is a
non-commercial cooperative program of the Alaska Volcano Observatory (AVO, USA),
the Institute of Volcanology and Seismology (IVS) FED RAS and the Kamchatkan
Branch of Geophysical Service(KB GS) RAS (Russia). KVERT staff is available in
the office from 8:30 AM till 6:00 PM (KST or KDT) and by phone during the
evenings. KVERT uses daily satellite imagery, information from remote scientific
observation stations, real-time seismic data for 10 volcanoes, and other
information to monitor activity at Kamchatkan and Northern Kurile
Volcanoes.