Heard Island volcano news & activity updates
Heard Island volcano (Australia): likely new eruption since June 2018
Sunday Aug 19, 2018 16:42 PM | VON: T
Heat radiation from Heard Island during the past months (image: Mirova)It seems very likely that a new eruption has been taking place at the remote volcano: since mid June, and in particular during the second half of July, a moderate to strong thermal anomaly has been present at the volcano's summit.
The nature of this activity is unknown: it could be from strombolian activity, a small lava lake, and / or new lava flows (although a quick browse through satellite images did not show dark spots that would be expected in case of lava flows).
Thursday, Jun 22, 2017
Weak effusive activity continues from the volcano and seems to have picked up during the past days. Recent satellite imagery revealed an elongated source of heat emission on the upper NW flank, which likely corresponds to a new small lava flow approx. 500 m long that occurred as result of overflow from the crater. ... [mehr]
Thursday, Feb 09, 2017
A new strombolian-type, explosive-effusive eruption has been detected at the summit of the remote but frequently active volcano in the southern Indian Ocean. ... [mehr]
Tuesday, Oct 18, 2016
A new eruption has been occurring at the remote volcano. It probably started in mid June and seems to be still going on. ... [mehr]
Monday, Feb 01, 2016
An eruption was observed by crew on board the CSIRO research vessel Investigator in late January. A lava flow was seen descending the NW flank of Mawson Peak: ... [mehr]
Friday, Nov 06, 2015
A plume from Heard was visible in a satellite image drifting SSW on 30 October, the Smithsonian / USGS Weekly Volcanic Activity Report 28 October-3 November 2015 mentioned. This suggests some sort of activity still going on from the remote volcano in the Kerguelen Islands. [mehr]