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Poas volcano
Stratovolcano 2708 m (8,884 ft)
Costa Rica, 10.2°N / -84.23°W
Current status: restless (2 out of 5)
Poas webcams / live data | Reports
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Poas volcano eruptions:
1828, 1834, 1838(?), 1860, 1879(?), 1880, 1888-91, 1895, 1898-1907, 1910, 1910, 1914, 1914-15, 1925, 1929, 1941-46, 1948-51, 1952-57, 1958-61, 1963, 1964-65, 1967, 1969, 1970, 1972-73, 1974-75, 1976, 1977, 1977-78, 1978, 1979-80, 1980, 1981, 1987-90, 1991, 1992, 1992-93, 1994, 1996, 2010, 2011, 2012, 2013, 2014, 2016, 2017
Typical eruption style:
Phreatic eruptions, sometimes geyser-like ejections of water from the acid crater lake.
Last earthquakes nearby
Latest satellite images

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Volcano news: Poás volcano, Costa Rica

Poás volcano (Costa Rica): frequent steam explosions

Saturday Jan 05, 2019 08:35 AM | BY: T

Eruption from Poás' crater lake on 3 Jan 2019 (image: Ovsicori-Una)
Eruption from Poás' crater lake on 3 Jan 2019 (image: Ovsicori-Una)
Ovsicori-una reported frequent steam explosions from the gray acid crater lake, while the lake itself has been decreasing.
Seismicity is dominated by low frequency volcanic earthquakes and sporadic tremor corresponding to the steam eruptions.
Previous news
Monday, Nov 06, 2017
Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ... [more]
Satellite image of Poas volcano on 30 Oct 2017
Monday, Oct 30, 2017
Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ... [more]
Wednesday, Sep 13, 2017
Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ... [more]
Tuesday, Aug 29, 2017
Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ... [more]
Thursday, Aug 24, 2017
Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ... [more]

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