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Summary of world-wide volcanic activity 11-17 April

Thursday Apr 19, 2012 16:19 PM | DOOR: T

The past week was characterized by an important increase of Popocatéptl volcano's activity in Mexico and one of the Etna's most spectacular recent episodes of fire fountaining.
The new Smithsonian / USGS Weekly Volcanic Activity Report was published today and is summarized as follows:

-- new activity ---

Cleveland (Aleutians): 2 small explosions detected on 13 April
Popocatépetl (Mexico): increased activity since 13 April, large explosions during 13-16 April
Rincon de la Vieja (Costa Rica): small phreatic eruption within and around the hot acidic lake of Rincon de la Vieja at 1400 on 14 April

--- ongoing activity ---

Etna (Sicily, Italy): New SEC paroxysm nr 24 on 12 April
Karmysky (Kamchatka): possible small ash eruptions, thermal anomaly at summit crater
Kilauea (Hawai'i): active lava lake in Halema'uma'u crater, active lava flows advancing on coastal plain
Nevado del Ruiz (Colombia): increased seismic activity, shallow earthquakes, strong degassing, eruption warning
Pagan (Mariana Islands): steaming, no further ash emissions detected
Puyehue-Cordón Caulle (Chile): almost daily small plumes rising up to 1 km, incandescence at crater observed from 10-11 April
Sakurajima (Japan): ongoing occasional vulcanian eruptions
Shiveluch (Kamchatka): continuing strong ash explosions up to 7-8 km altitude, viscous lava flow in 2010 crater
Tungurahua (Ecuador): intermittent explosions, ash venting, ash fall
---
Koppelingen / Bronnen:
Vorig nieuws
Thursday, Apr 12, 2012
Another unexciting week in terms of volcanic activity has passed. ... [meer...]
Tuesday, Apr 10, 2012
We hebben een nieuwe website die een eenvoudig te gebruiken interface biedt waarmee verschillende vulkaan webcams en sommige andere online gegevens weergeven in één site gemaakt: ... [meer...]
Thursday, Apr 05, 2012
Een ander vulkanisch relatief rustige week is verstreken. Enkele uitzonderingen waren April's Fool's dag uitbarsting op Etna en aanhoudende sterke uitbarstingen op Sjiveloetsj in Kamtsjatka (waar activiteit moet worden om het nieuws kolossale.) ... [meer...]
Thursday, Mar 29, 2012
Geen grote uitbarstingen zijn opgetreden tijdens de afgelopen week. IJsland, Santorini en Etna blijven rustig. In Indonesië, Krakatau en Semeru zijn zeer actief, Ijen op hoge alert blijft. Soufrière Hills op Montserrat lijkt te worden wakker worden, terwijl Puyehue in Chili's uitbarsting is fading. ... [meer...]
Thursday, Mar 22, 2012
Een relatief rustige week van vulkanische activiteit is gepasseerd en zoals op elke donderdag, de nieuwe Smithsonian / USGS Wekelijks vulkanische activiteit rapport wordt afgegeven. Het is als volgt: ... [meer...]

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