Iliamna volcano (United States) - Smithsonian / USGS Weekly Volcanic Activity Report for 21 March-27 March 2012 (New Activity / Unrest)
AVO reported that during 21-27 March seismicity at Iliamna remained above background levels, although just slightly during 25-27 March. When not obscured by clouds, satellite and web camera views showed nothing unusual. The Alert Level remained at Advisory and the Aviation Color Code remained at Yellow.
Wed, 21 Mar 2012, 06:0006:00 AM | BY: VN
Source: US Geological Survey Alaska Volcano Observatory (AVO)
From: Global Volcanism Program, 2012. Report on Iliamna. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 21 March-27 March 2012. Smithsonian Institution and US Geological Survey.
Wed, 14 Mar 2012, 06:00
Iliamna volcano (United States) - Smithsonian / USGS Weekly Volcanic Activity Report for 14 March-20 March 2012 (New Activity / Unrest)
AVO reported that during 9-20 March seismicity at Iliamna was above background levels. Satellite images acquired during 9-16 March showed a plume drifting 56 km downwind that was likely water vapor. The report noted that long-lived fumaroles at the summit of Iliamna frequently produced visible plumes, but the current plume appeared to be more robust than usual. ... Read all
Sat, 10 Mar 2012, 07:28
Today, AVO has raised the Aviation Color Code to YELLOW and Alert Level to ADVISORY at Iliamna Volcano following a sustained increase in seismic activity over the past 3 months. ... Read all