VoW: Turrialba
Turrialba has been quiescent since a series of explosive eruptions during the 19th century that were sometimes accompanied by pyroclastic flows. Photo by Federico Chavarria Kopper, 1999. Caption: GVP.
Volcano Details
- Country: Costa Rica
- Volcano Number: 1405-07=
- Volcano Type: Stratovolcano
- Last Known Eruption: 1866 (see below for latest report)
- Summit Elevation: 3,340 m
- Latitude: 10.025°N (10°1’30″N)
- Longitude: 83.767°W (83°46’1″W)
SI /USGS Weekly Volcanic Activity Report
(30 December – 5 January 2010)
New activity/Unrest:
- Galeras, Colombia
- Mayon, Luzon
- Nyamuragira, Democratic Republic of Congo
- Piton de la Fournaise, Reunion Island
- Rinjani, Lombok Island (Indonesia)
- Tungurahua, Ecuador
- Turrialba, Costa Rica
Volcano News (Source: GVP)
An explosive eruption from Galeras on 2 January prompted INGEOMINAS to raise the Alert Level. An ash plume rose to an altitude of 12 km (39,400 ft) a.s.l. Ejected incandescent blocks ignited fires.
Nyamuragira erupted on 2 January from a fissure on the SE flank. By 3 January, the lava flow had traveled 4.6 km and had burned about 10 hectares of forest.
On 1 January, an ash plume from Tungurahua rose to an altitude of 5.9 km (19,500 ft) a.s.l. and drifted NW. Slight ashfall was reported the next day in Manzano. On 3 and 4 January, incandescent blocks were ejected from the crater.
On 5 January, OVSICORI-UNA reported that an eruption from Turrialba produced ashfall in local areas, particularly in areas to the SW. (SOURCE: GVP)
Ongoing Activity
Barren Island, Andaman Is; Chaitén, Southern Chile; Karymsky, Eastern Kamchatka; Kilauea, Hawaii (USA); Kliuchevskoi, Central Kamchatka (Russia); Nevado del Huila, Colombia; Rabaul, New Britain; Sakura-jima, Kyushu; Sangay, Ecuador; Santa María, Guatemala; Shiveluch, Central Kamchatka (Russia); Soufrière Hills, Montserrat; Suwanose-jima, Ryukyu Islands (Japan).
The Weekly Volcanic Activity Report is a cooperative project between the Smithsonian’s Global Volcanism Program and the US Geological Survey’s Volcano Hazards Program.
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