Eruption news from Cleveland volcano:
Cleveland volcano (Alaska) activity update: slow growth of new lava dome
Elevated surface temperatures were detected over Cleveland in satellite imagery during 25-29 April and possibly on 30 April.
Thu, 3 May 2012, 08:3308:33 AM | BY: T
Observations showed that a small lava dome, 25 m across, had recently been emplaced.
Thu, 19 Apr 2012, 10:05
Thu, 12 Apr 2012, 10:05
AVO reported that a small explosion from Cleveland was detected at 0112 on 4 April by distant seismic stations and infrasound arrays. Weather conditions prevented the detection of a possible eruption cloud in satellite images or by visual observation of the summit. Observations the next day revealed a thermal anomaly and that the 70-m-diameter lava dome had been destroyed by the explosion. This was the third lava dome that was erupted and subsequently destroyed by explosive events since the eruption began in July 2011. ... read all
Fri, 30 Mar 2012, 00:25
Recent satellite views show that a another lava dome has formed in the summit crater over the past week. AVO is raising the volcano color code to ORANGE and volcano alert level to WATCH to reflect this increase in activity. AVO has received no other reports of activity at the volcano. ... read all
Thu, 29 Mar 2012, 10:05
Cleveland volcano (Alaska) activity update: alert lowered, no recent eruptions or apparent lava dome growth
On 23 March that the Volcano Alert Level and Aviation Color Code for Cleveland were lowered to Advisory and Yellow, respectively, because no explosions had been detected since 13 March and lava-dome growth was not evident after that. ... read all
Thu, 15 Mar 2012, 11:05
Cleveland Volcano in the Aleutian Islands has had a few small explosive ash eruptions, the last one on 14 March, the Alaska Volcano Observatory (AVO) reports. ... read all