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Random pictures
Latest news:
Wednesday, Jun 28, 2017
Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ... [more]
Tuesday, Jun 27, 2017
Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ... [more]
Friday, Jun 23, 2017
During 14-15 June gas emissions at Turrialba sometimes contained ash and rose no higher than 300 m above the crater. ... [more]
Friday, Jun 23, 2017
Small phreatic eruptions continue to occur from the volcano's crater lake. Ash emissions less than 1 km high and mostly drifting N were seen frequently during breaks in weather by observers near the crater: on 16 June, at 18 June at 13:40 on 18 June, and at 11:00 and 13:50 on 20 June. ... [more]
Friday, Jun 23, 2017
OVSICORI-UNA reported that on 15 June a diffuse plume of mainly water vapor rose 50 m above Rincón de la Vieja's crater rim. A small hydrothermal explosion from the crater with the highly acidic lake was detected around noon on 18 June. ... [more]
Volcanoes of Costa Rica
Map showing Costa Rica's most active volcanoes and the location of the plate boundary between the subducting Pacific and the overriding Carribean plate. (Base map created using Jules Verne UNAVCO map tool featuring Face of the Earth (TM)).
Map showing Costa Rica's most active volcanoes and the location of the plate boundary between the subducting Pacific and the overriding Carribean plate. (Base map created using Jules Verne UNAVCO map tool featuring Face of the Earth (TM)).
 

Volcanoes of Costa Rica

Arenal | Barva | Irazu | Miravalles | Orosí | Platanar | Poas | Rincón de la Vieja | Tenorio | Turrialba
Costa Rica is a small country but has a lot of active volcanoes aligned like pearls on a chain, caused by the NE subduction of the Pacific tectonic plate under the Carribean plate. Among the country's most active volcanoes are Arenal, Poás and Irazú volcanoes.
Arenal
(Stratovolcano)
Arenal volcano seen from Rio CalienteArenal, a major tourist attraction in Costa Rica, is one of the most active volcanoes of Central America. Since a major eruption in 1968, it has been in near-continuous activity building a lava dome and displaying mild explosive activity from the summit crater. [more]

Barva
(Complex volcano)
[more]

Irazu
(Stratovolcano)
Irazú (3432 m) immediately east of the capital San José is Costa Rica's highest and one of its most active volcanoes. Tephra fall (ash) during the last major eruption of Irazú in 1963-65 caused heavy damage to infrastructure and life in San José and its surroundings. [more]

Miravalles
(Stratovolcano)
[more]

Orosí
(Stratovolcanoes)
[more]

Platanar
(Stratovolcanoes)
[more]

Poas
(Stratovolcano)
Poás is one of Costa Rica´s most active volcanoes, and one of its most frequently visited and prominent ones. It contains a green acid crater lake and during some of its frequent phreatic eruptions, water from the lake is ejected like a geyser. [more]

Rincón de la Vieja
(Complex volcano)
Rincón de la Vieja is the largest volcano in NW Costa Rica and one of its most active ones. [more]

Tenorio
(Stratovolcanoes)
[more]

Turrialba
(Stratovolcano)
Turrialba volcano seen from IrazuTurrialba (3340 m) is the easternmost of Costa Rica's active volcanoes. It is a large stratovolcano with a complex of 3 summit craters and its flanks mostly covered by farmland and forest. vegetation. After its previous eruption in 1866, signs of unrest started in 2006 and new ph... [more]

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