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Irazú volcano news & activity updates

Updated: Oct 4, 2022 17:56 GMT-
Wed, 4 Nov 2020, 06:00
OVSICORI-UNA reported that Irazú's seismic network recorded a significant landslide in the W part of the volcano on 4 November along with a lahar. A small thermal anomaly was detected in MODIS (Moderate Resolution Imaging Spectroradiometer) satellite data. Read all
Wed, 26 Aug 2020, 06:00
OVSICORI-UNA reported that Irazú's seismic network recorded land movement 1.2 km SW of the SW crater rim in a high area used for radio and television antennas. Landslides in the area had been observed since 2014, but activity accelerated in the previous months. The number of events indicating landslides began to exponentially increase particularly after 20 August. Read all
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Irazu volcano
Stratovolcano 3432 m / 11,260 ft
Costa Rica, 9.98°N / -83.85°W
Current status: normal or dormant (1 out of 5) Irazu volcano eruptions:
1726, 1775(?), 1821(?), 1822, 1823, 1826(?), 1842, 1844(?), 1847, 1864, 1875, 1882(?), 1909(?), 1914(?), 1917-21, 1924, 1928, 1930, 1933, 1939-40, 1963-65, 1977, 1994
Typical eruption style
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