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Redoubt volcano (Alaska), activity news: increased gas emissions

Sa, 8. Nov 2008, 12:40
12:40 PM |
The Alaska Volcano Observatory has changed the volcano alert level for Redoubt Volcano to advisory, with an aviation code level of yellow. In a notice issued Wednesday, AVO said it changed the alert level due to changes in gas emission and heat output from the volcano. The recent changes are different from background activity.

Vorherige Nachrichten

Mi, 5. Nov 2008, 06:00

Redoubt volcano (United States) - Smithsonian / USGS Weekly Volcanic Activity Report for 5 November-11 November 2008 (New Activity / Unrest)

On 5 November, AVO raised the Aviation Color Code for Redoubt to Yellow and the Volcano Alert Level to Advisory because of significant changes in gas emission and heat output during the previous several months. The changes were a departure from the long-observed background activity. ASTER satellite images from 13 October detected warming near the summit craters; evidence of warming had been directly observed in July 2008. ... Read all
Mi, 1. Okt 2008, 06:00

Redoubt volcano (United States) - Smithsonian / USGS Weekly Volcanic Activity Report for 1 October-7 October 2008 (New Activity / Unrest)

AVO reported that on 16 September, a pilot flying downwind of Redoubt reported smelling a strong sulfur dioxide odor. A week later, residents of a cabin near Wadell Lake (25 km NE) reported loud noises coming from the direction of Redoubt. During an overflight on 27 September, scientists observed several fractures and circular openings in the upper Drift glacier that had not been seen before. ... Read all
Location of Redoubt volcano (Image creators: Schaefer, Janet and Cameron, Cheryl;
Location of Redoubt volcano (Image creators: Schaefer, Janet and Cameron, Cheryl;
Redoubt Vulkan
Schichtvulkan 3108 m / 10197 ft
Cook Inlet (SW Alaska) (Alaska und Aleuteninseln), 60.49°N / -152.74°W
Aktueller Status: normal / ruhend (1 von 5) Ausbrüche des Redoubt:
1881 (?), 1902, 1903, 1966, 1989, 2009
Typische Aktivität
Explosiv
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