The Sciences

SI/USGS Weekly Volcano Activity Report for 5/13-19/2009

Rocky Planet iconRocky PlanetBy Erik KlemettiMay 20, 2009 1:56 PM


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A week's worth of volcano news in one sitting, thanks to the USGS and Smithsonian Inst.'s Global Volcanism Program.

Thanks again, Sally Kuhn Sennert for putting it together!

This week's highlights include:

  • Small ash column spotted at Manam, Papua New Guinea. We talked about Manam not too long ago.

  • More details of the ongoing submarine eruption at West Mata in the Mariana Islands.

  • The lava dome continues to grow on Redoubt, Alaska with no real collapse yet.

  • Pilots spotted small (2.1 km / 7,000 foot) steam/ash plumes at Suwanosejima, Japan.

  • 5-6 km / 18-25,000 foot ash plumes were produced by Ubinas in Peru.

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