Santa María / Santiaguito volcano (Guatemala) activity update

Activity remains essentially unchanged. Small to moderate explosions are occurring at rates of 1-3 per hour, producing ash plumes that typically rise 300-600 m. Extrusion of viscous lava feeds several active block lava flows on the upper slopes of the Caliente dome. Their activity can be seen as near-constant avalanches. ... Read all

The volcano observatory reports no changes in activity: abundant degassing, weak to moderate explosions with ash plumes rising 500-700 m and constant block avalanches from the lava flows on the east and SW flanks of the dome. ... Read all