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:
11-29 Aug 2020: Kamchatka - Land of Colors - Kamchatka (Russia)
21-31 Aug 2020: Islands of Fire and Whales - Kurile Islands (Russia)
3-19 Sep 2020: Volcanoes of Java - Java (Indonesia)
19-26 Sep 2020: Pearl of the Aegean - Santorini - Santorini Island (Greece)
29 Sep - 5 Oct 2020: Adventure Volcano - Yasur Volcano Travel - Tanna Island (Vanuatu)
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
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
Poas volcano books | Tours
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

Sentinel hub | Landsat 8
 

Volcano news: Poás volcano, Costa Rica

Poas volcano (Costa Rica): incandescence visible from crater

Wednesday May 13, 2020 08:43 AM | BY: MARTIN

Incandescence from Poas volcano on 6 May (image: OVSICORI)
Incandescence from Poas volcano on 6 May (image: OVSICORI)
Fumaroles from Poas volcano on 6 May (image: OVSICORI)
Fumaroles from Poas volcano on 6 May (image: OVSICORI)
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.
Source: Observatorio Vulcanológico y Sismológico de Costa Rica volcano activity update 13 May 2020
Previous news
Thursday, Feb 13, 2020
OVSICORI-UNA report that there is currently a stable fluctuation pattern of seismic activity at the volcano. There is continued inflation but not a significant amount. Carbon dioxide/Sulfur dioxide (CO 2 / SO 2) ratios remains stable with the exception of a peak on February 9. There is almost no Hydrogen sulfide (H 2 S). Sulfur dioxide emissions significantly increased over the weekend (February 8-9). The crater lake level has also decreased. [more]
Emissions´s content from Poas volcano (image: OVSICORI)
Wednesday, Jan 29, 2020
OVSICORI recored 3 volcano-tectonic earthquakes on 18 January and one water eruption on 4 January. There is no significant deformation. ... [more]
Phreatic eruption at Poás on 30 Sep 2019 (image: OVSICORI_UNA webcam)
Thursday, Oct 03, 2019
OVSICORI-UNA reported that during 16-26 September sulfur dioxide emissions from Poás drifted W and NE, causing a sulfur odor in Alajuela, Heredia, San José, and Cartago. Acidic rain was recorded at the official’s house in the Poás Volcano National Park (PNVP) on 23 September and at Universidad Nacional Costa Rica (UNA) in Heredia on 26 September. ... [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.