Increased volcanic activity observed at Chile’s Villarrica volcano

Increased volcanic activity observed at Chile’s Villarrica volcano

Increased volcanic activity was detected at the Villarrica volcano in Chile, starting on September 24, 2023, prompting officials to elevate the alert level to Orange. Evacuations have commenced in affected communes, and educational institutions have been temporarily closed.

High-level eruption at Shishaldin volcano, Aviation Color Code raised to Red, Alaska

High-level eruption at Shishaldin volcano, Aviation Color Code raised to Red, Alaska

An ash cloud from Alaska’s Shishaldin Volcano soared above 6 km (20 000 feet) above sea level at 13:24 UTC and up to 13.7 km (45 000 feet) by 14:18 UTC on September 25, 2023. The eruption, monitored through an array of sensors and satellite data, led authorities to elevate the Aviation Color Code to Red and the Volcano Alert Level to Warning.

First eruption at Ruby volcano since 1995, Northern Mariana Islands

First eruption at Ruby volcano since 1995, Northern Mariana Islands

An eruption at submarine Ruby volcano, near the southern end of the Mariana arc, was detected on Thursday, September 14, 2023. This was based on seismoacoustic signals from a monitoring station in Saipan and satellite imagery that captured a submarine plume. The last known eruption at this volcano took place in 1995.