Get our newsletter!
Check out our volcano tours on VolcanoAdventures.com!
Volcanoes & Earthquakes - new app for Android
Volcanoes & Earthquakes - app for iPhone & iPad

Guaranteed tours:
3-19 Sep 2020: Volcanoes of Java - Java (Indonesia)
19-26 Sep 2020: Pearl of the Aegean - Santorini - Santorini Island (Greece)
10-18 Oct 2020: From Stromboli to Etna - Eolian Islands + Etna volcano (Italy)
14-27 Nov 2020: Desert, salt and volcanoes - Danakil desert (Ethiopia)
: spaces available / : guaranteed / : few spaces left / : booked out
Random pictures
Latest news:
Explosion from Turrialba volcano at 04:12 local time yesterday (image: OVSICORI-UNA)
Tuesday, Jun 30, 2020
OVSICORI-UNA reported that surveillance cameras observed an eruption producing ash emissions at 08:18 local time yesterday. Plume of ash rose to an altitude of 11,286 ft (3,440 m) and took place less than 1 minute. ... [more]
Turrialba volcano visible from satellite (image: Sentinel 2)
Thursday, Jun 25, 2020
On 25 and 26 June OVSICORI-UNA recorded 3 small emissions of ash that lasted at intervals of 5 to 15 minutes. ... [more]
Moderate explosion from Rincon de la Vieja volcano yesterday (image: OVSICORI)
Tuesday, Jun 02, 2020
OVSICORI-UNA reported that moderate phreatic explosion occurred at 17:01 local time yesterday. An ash plume rose 4,921 ft-6,561 ft (1,500 m-2,000 m) above the summit. [more]
Phreatic eruption from Rincon de la Vieja volcano (image: OVSICORI)
Thursday, May 28, 2020
OVSICORI-UNA recorded a few phreatic or hydrothermal explosions this week. ... [more]
Incandescence from Poas volcano on 6 May (image: OVSICORI)
Wednesday, May 13, 2020
On 6 May between 04:00-06:00 local time OVSICORI-UNA reported visible incandescence associated with fumarolic activity located south of the Boca A. Seismicity remains stable including regular intervals of 200 to 300 per day. No eruption was detected. The lake level is stable. ... [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

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]

Cerro Chopo
(Pyroclastic cone)
[more]

Cerro las Mercedes
(Pyroclastic cone)
[more]

Cerro San Miguel
(Lava dome)
[more]

Cerro Tilaran
(Shield)
[more]

Durika
(Lava dome(s))
[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]

Isla del Coco
(Shield)
[more]

Laguna Poco Sol
(Explosion crater(?))
[more]

Lomas de Colorado
(Shield(s))
[more]

Lomas de Sierpe
(Shield(s))
[more]

Los Perdidos
(Caldera)
[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]

Tortuguero
(Pyroclastic cone)
[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]
 

More on VolcanoDiscovery:

 
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.