Weak glow at Turrialba's crater this morning
During the past week, the volcano's activity has again picked up a bit. New ash emissions, have been occurring again sporadically since 1 Dec.
Ash emission from Turrialba this morning (OVSICORI-UNA)
A small eruption occurred from the volcano's western crater this morning at 06:38 local time.
Wed, 28 Oct 2015, 06:00
OVSICORI-UNA reported that ash plumes from Turrialba rose as high as 300 m and drifted WSW on 30 October.
Read allMon, 26 Oct 2015, 10:21
Eruption at Turrialba yesterday morning (OVSICORI-UNA webcam)
After several months of relative calm, the volcano began to erupt ash plumes again since 23 Oct. Some of the explosions have been relatively strong and caused very small pyroclastic flows limited to the crater area.
Read allWed, 21 Oct 2015, 06:00
OVSICORI-UNA reported that a small ash eruption at Turrialba began at 1153 on 23 October. An explosion at 1710 on 24 October produced an ash plume that rose 800 m above the crater and drifted SSW. Multiple explosive events occurred during 24-25 October; poor weather conditions sometimes prevented views of the activity.
Read allTue, 18 Aug 2015, 12:47
Eruption at Turrialba volcano on 15 Aug
After 3 months of relative quiet, a small eruption occurred at the volcano on Saturday (15 Aug). At 01:47, an explosion of gas and ash generated a plume that rose 500 m.
Read allWed, 20 May 2015, 01:24
Several new mild to moderately strong ash eruptions have occurred at the volcano during the past days.
Read allWed, 13 May 2015, 06:00
OVSICORI-UNA reported that an ash emission from Turrialba occurred at 1520 on 14 May and drifted W. An eruption that started at 1018 on 18 May, and lasted for 23 minutes, generated an ash plume that rose 400 m above the crater and drifted NW. Another ash emission from a 25-minute-long eruption, which began at 1350, rose 500 m and drifted NW.
Read allThu, 7 May 2015, 08:54
Eruption of Turrialba on 4 May with ejected bombs (arrows) (OVSICORI-UNA)
A new series of weak to moderately powerful eruptions have occurred at the volcano during the past days.
Read allWed, 6 May 2015, 06:00
OVSICORI-UNA reported that a 4-minute-long ash emission from Turrialba occurred at 1004 on 6 May. The ash plume rose vertically about 600 m above the crater. Another ash emission occurred at 1245 on 11 May, and tremor was detected.
Read allWed, 29 Apr 2015, 06:00
OVSICORI-UNA reported that a 4-minute-long ash emission from Turrialba occurred at 0836 on 1 May. The ash plume rose about 500 m above the crater and drifted SW. Ash emissions that began at 1524 on 4 May lasted 23 minutes, and produced an ash plume that rose 2.5 km and drifted SW.
Read allFri, 24 Apr 2015, 16:37
Strombolian explosion at Turrialba this morning
The ejection of incandescent lava in small strombolian-type explosions has been observed since 03:40 this morning at the volcano's crater. This means that new magma has now arrived at the crater.
Read allWed, 22 Apr 2015, 06:00
Based on webcam views, and observers at the Tobías Bolaños and Juan Santamaría international airports, the Washington VAAC reported that gas emissions with minor ash content rose from Turrialba and drifted W during 23-24 April.
Read allMon, 20 Apr 2015, 11:05
Ash emissions at Turrialba volcano yesterday afternoon
Sporadic ash emissions have continued to occur during the previous days at the volcano.
Read allWed, 15 Apr 2015, 06:00
The Washington VAAC reported that ash emissions from Turrialba were visible in the webcam on 20 April; weather clouds prevented ash detected in satellite images. Images later that day showed steam plumes with minor ash content.
Read allTue, 7 Apr 2015, 07:53
Eruption at Turrialba on 5 April 2015
A new phase of explosive activity occurred at the volcano during the past days. It has calmed down again since yesterday, but new eruptions could (and are likely to) occur any time. Steaming and incandescence are visible from the crater.
Read allWed, 1 Apr 2015, 06:00
OVSICORI-UNA reported that at 1307 on 3 April a small ash eruption occurred at Turrialba, causing ashfall in nearby areas including Silvia and La Central (2 km SW). At 1124 on 5 April an eruption generated an ash plume that rose 500 m and caused ashfall in Curridabat (31 km WSW), Granadilla (29 km WSW), San Pedro, Desamparados (35 km WSW), Aserrí (40 km SW), San Sebastián (37 km WSW), and Escazú (42 km WSW). Gas-and-vapor plumes rose from the crater at 0800 on 6 April.
Read allWed, 18 Mar 2015, 06:00
OVSICORI-UNA reported that on 18 March gas, vapor, and ash plumes rose from Turrialba's Cráter Oeste and seismicity remained high. Observers in Finca La Central (2 km SW) noted gas-and-steam emissions. On 19 March at 0806 and 1007 gas and water vapor emissions rose from the crater; the emissions at 1007 rose from Cráter Central and contained a small amount of ash.
Read allMon, 16 Mar 2015, 15:55
The volcano has remained calm at the surface, but seismic activity continues to be elevated. According to OVSICORI-UNA, new explosions with strong ash emissions should be expected in the near future.
Sun, 15 Mar 2015, 16:34
Turrialba volcano today
The volcano has remained calm for the past 36 hours, but OVSICORI-UNA warns that new explosions are likely in the near future.
Read allFri, 13 Mar 2015, 17:37
Ash emission from Turrialba this morning (OVSICORI-UNA)
The volcano started to erupt again yesterday and has been producing an ongoing series of vigorous ash eruptions. The new activity followed 4 calm days after a few much weaker eruptions took place on 8 March.
Read allWed, 11 Mar 2015, 06:00
Based on webcam views, weather models, and OVSICORI-UNA updates, the Washington VAAC reported that on 8 March diffuse ash emissions rose from Turrialba's West Crater and seismicity increased. OVSICORI-UNA reported an ash emission at 0100 on 11 March. Another ash emission occurred at 1050 on 12 March.
Read allMon, 9 Mar 2015, 16:17
Small ash emissions were observed yesterday.A series of 4 small explosions occurred between 13:41 and 15:17 local time, generating plumes of up to 500 m height.
Read all