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Stratovolcano 2708 m (8,884 ft)
Costa Rica, 10.2°N / -84.23°W
(2 out of 5)
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.
Volcano news: Poás volcano, Costa Rica
Poás volcano (Costa Rica): small phreatic explosion at crater lake yesterday
Mon, 6 Jun 2016, 13:26
13:26 PM | BY: T
Small explosion plume from Poás yesterday
Beginning of explosion at Poas (image: ginovolcanico / instagram)
A small phreatic explosion occurred at the crater lake yesterday morning at 09:20 local time showing that the hydrothermal system of the volcano remains at elevated unrest.
A strong phreatic explosion occurred this morning at the crater lake, ejecting mud and water to more than 200 m height and reaching the observation platform. ... read all
A series of 3 phreatic explosions occurred at the crater lake after 14:45 local time on Wednesday. The eruptions followed a phase of relative calm during the past months and ejected jets of steam and mud to heights of approx. 100-200 m. ... read all
Phreatic explosions from the acid crater lake continue to occur at the volcano. During a field campaign on 18 June, OVSICORI scientists observed 5 eruptions during 3 hours. Some of them damaged solar panels of measuring instruments. read all
Another small phreatic eruption occurred from the volcano's crater lake Friday morning. ... read all
Another moderately sized phreatic eruption from the crater lake of the volcano took place yesterday morning at 07:08 local time. ... read all
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