SI/USGS Weekly Volcano Activity Report for 6/24-30/2009

A wrap up of the week's volcanism, brought to you by Sally Kuhn Sennert and the USGS/SI Global Volcanism Program.

Highlights, not including Sarychev Peak, Redoubt and Shiveluch (busy week in the north Pacific), include:

  • A small ash cloud was spotted at Bagana in Papua New Guinea.
  • The Tavurvur cone at Rabaul (PNG) continues to glow at night and produce small ash/steam plumes.
  • The Santiaguito dome at Santa Maria in Guatemala produced 8,000-10,000 foot / ~2.9-3.3 km ash plumes, along with a lahar that carried blocks over 1.5 m downstream from the volcano.
  • A 25,000 foot / 7.6 km ash plume was spotted at Sangay in Ecuador.

More like this

I missed the weekly report last week (sorry), but here is the new USGS/SI volcano activity report. Highlights include: Shiveluch in Kamchatka is still erupting away, producing ~7 km / 20,000 foot ash columns as the lava dome grows. There has also been pyroclastic flows spotted emanating from the…
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…
We get a new update from the Smithsonian/USGS Global Volcanism Program ... Highlights (not counting Soufriere Hills or Gaua) include: The Weekly Report mentions the mystery eruption/noneruption of Karkar in PNG. Specifically, they report: The report also stated that ash had merged with a…
We've already talked about how many active volcanoes reside in Indonesia, but this week's USGS/SI update just drives that point home. Listed in the update are no less than 5 volcanoes were activity is being seen or is on the increase (Karangetang, Slamet, Dukono, Batu Tara and Makian). This doesn't…