Kamchatkan and Northern Kurile Volcanic
Activity
INFORMATION RELEASE 23-06
Thursday, May 11, 2006, 18:20 KDT
(05:20 UTC on May 10)
BEZYMIANNY VOLCANO: 55o58'N, 160o36'E; Elevation 2,895
m
CURRENT LEVEL OF CONCERN COLOR CODE: YELLOW
PREVIOUS LEVEL OF CONCERN COLOR CODE: ORANGE
Seismic activity was at background levels on May 10. Fumarolic
plumes were observing during the periods of visibility of the volcano. Probably
a lava flow began to effuse at the lava dome.
The large explosive eruption of Bezymianny volcano occurred on
May 09. An ash column rose up to 15 km (49,200 ft) ASL. Ash plumes extended >
500 km (310 mi) to the east-north-east from the volcano. Pyroclastic flows
deposits extended probably 7-8 km (4.3 mi) 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.