Increased soil temperature detected at Machín volcano, Colombia

Increased soil temperature detected at Machín volcano, Colombia

The Colombian Geological Service (SGC) found changes in vegetation and increased soil temperature during their inspection of the Cerro Machín volcano. The last eruption at this volcano took place in 1180 CE ± 150 years.

Increased seismicity under Machín volcano, Colombia

Increased seismicity under Machín volcano, Colombia

Seismicity under Machín volcano started increasing at 11:23 LT on December 2, 2022, with signals indicating rock fracturing. This small but explosive volcano is located at the southern end of the Ruiz-Tolima massif. Its last eruption took place in 1180 CE.