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Grozny Volcano - John Seach
(Etorofu Yake-Yama)
Iturup Island, Kurile Islands, Russia
45.026 N, 147.922 E
summit elevation 1211 m
stratovolcanoes
Grozny Volcano is located in central Iturup Island, Kurile Islands. It consists of two volcanoes - Ivan Grozny and Tebenkov.
The volcano contains a lava dome called Etorofu-Yake-yama.
2009 Earthquake
A magnitude 5.1 earthquake hit 12 km SE of the volcano on 26th July 2009.
1989 Eruption
On 3-4 May 1989 explosions of gas and black ash occurred at the volcano. On 8th May an explosion sent ash to a height of 1600 m above the summit in 8 minutes. Residents of Goryachie Kluchi village were alerted to the danger of further eruptions. On 19th June an explosion sent ash to a height of 2 km. Field observations on 16th September showed sulphur-encrusted fissures on the dome. Two mud flows (4-6 m wide) which extended 1.5-2 km down the dome's N side had destroyed areas of thick vegetation (bushes and bamboo).
1973 Eruption
There was one weak explosion at Grozny volcano at the beginning of 1973.
Grozny Volcano Eruptions
1989, 1973, 1973, 1970, 1968