Category Archives: Mt. St. Helens

Seismo-Blackout Columbia


It would seem that seismic data has stopped coming out of Columbia, at least for the Ruiz-Tolima massif. Several of the seismographs at Ruiz ceased updating online on the 20th, and shortly before midnight on the 21st  the rest of … Continue reading

Posted in Columbia, Galeras volcano, Mt. St. Helens, Nevado del Ruiz, Tambora, Uncategorized, Volcanology, Yellowstone | Tagged , , | Leave a comment