Global Volcanism Program

Eruptions

Category archives for Global Volcanism Program

The latest news from the USGS/Smithsonian Global Volcanism Program Weekly Volcano Report … Highlights (not including Mayon) include: Strombolian eruptions and small pyroclastic falls at Arenal in Costa Rica. 3 km / 10 000 foot ash plume from Bagana on Bougainville Island in Papua New Guinea. Rumbling noises, ~4.5 km / 14 000 foot ash…

We’ve arrived at Friday. The local time is 8:45 A.M. Set your watches accordingly. Batur, Indonesia Some news! More evacuations have been authorized near Mayon as the volcano continues to show signs of significant eruption. Activity has quieted some since Tuesday’s explosion, but PHIVOLC still expresses concern that an eruption in impending within weeks. I’ll…

The latest of volcano news from around the world, brought to you by the USGS and Smithsonian Institute Global Volcanism Program (and especially Sally Kuhn Sennert!) Highlights this week include: Karangetang in Indonesia produced a couple 3 km/10,000 foot steam-and-ash plumes according to reports from pilots. Soufriere Hills on the island on Montserrat has had…

The SI/USGS GVP site is back up and running – and they’ve posted a new weekly volcano activity report. Enjoy! Highlights include: Nevado del Huila in Colombia has been showing signs that a new eruption might be starting. Seismicity has increased and minor ash fall has been reported, leading to an increase in the alert…

Before we get to the latest SI/USGS Weekly Volcanic Activity Report (WVAR), I wanted to draw your attention to some nifty NASA Earth Observatory images from the current activity at Soufriere Hills in Montserrat. After a few puffs last week, the volcano is now releasing a relatively constant stream of ash and steam, this after…

Somehow I missed a week of the SI/USGS Weekly Volcano Activity Reports and almost missed another. Here is this week’s update! Highlights (not including Chaiten, Soufriere Hills or Cleveland) include: The alert level at Galeras in Colombia was raised to Red after an explosion on September 30 and returned to orange … and then yellow…

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 new lava dome. There was a…

To the updates! Batu Tara volcano in Indonesia. The volcano is currently producing small ash plumes. I was distracted enough by trying to figure out a way to teach about Miller Indices that I plum forgot to post this week’s USGS/SI Weekly Volcanic Activity Report. It was a fairly quiet week so you didn’t miss…

The Global Volcanism Program website seems to be returned from oblivion (huzzah!), and just in time for this week’s USGS/SI Weekly Volcanic Activity Report. Highlights include: There has been a significant increase in earthquakes at Kanlaon in the Philippines. The volcano usually produces small explosive eruptions. To make life even more fun in the far…

The slow summer for volcanic eruptions continue. Only 11 updates in this week’s USGS/SI report. Thanks again to SI’s Sally Kuhn Sennert for compiling the news! Highlights this week include (not including Kilauea) include: Tungurahua in Ecuador produced some minor lahars on August 21 to go with steam-and-gas emissions. Popocatépetl in Mexico produced an ash…