-Contact | subscribe || Français | Deutsch
edit translation
Latest news:
Turrialba volcano (Costa Rica): ash emissions cause light ash fall near San Jose
Ash emissions from Turrialba volcano (OVSICORI webcam)
Wednesday, May 22, 2013
New ash emissions occurred yesterday and produced light ash falls in the outskirts of San José, in the areas of Guadalupe, Tres Ríos, Curridabat, and Ipis (at about 30 km distance). ... [more]
Poas volcano (Costa Rica) activity update
Friday, May 03, 2013
A phreatic explosion occurred from the crater lake on 1 May. [more]
Poas volcano (Costa Rica) activity update
Yesterday's signal from Poás volcano
Wednesday, May 01, 2013
A small earthquake swarm occurred yesterday, probably caused by fluid movements bringing heat into the crater lake. Seismicity has calmed down today again. [more]
Poas volcano (Costa Rica) activity update
Saturday, Apr 20, 2013
Minor volcanic unrest that had affected the volcano in the past days seems to be over. [more]
Poas volcano (Costa Rica) activity update
Seismic signal from Poás volcano (POA2 station, OVSICORI)
Wednesday, Apr 10, 2013
The seismic signal suggests increased tremor and signals of possible hydrothermal explosions. An elevated SO2 concentration above the area suggests a higher level of degassing activity. [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

Orosí | Rincón de la Vieja | Miravalles | Tenorio | Arenal | Platanar | Poas | Barva | Turrialba | Irazu
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.
Orosí
(Stratovolcanoes)		 [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]
Miravalles
(Stratovolcano)		 [more]
Tenorio
(Stratovolcanoes)		 [more]
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]
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]
Barva
(Complex volcano)		 [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]
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]
to top
Check out our destinations and tours!
Copyrights: VolcanoDiscovery.
Use of material: Text and images on this webpage are copyrighted. Further reproduction and use without authorization is not consented. If you need licensing rights for photographs, for example for publications and commercial use, please contact us.
Home | Travel | Destinations | Volcanoes | Photos | About | Feedback | Glossary | News | Links | Contact | Imprint