Volcanoes

Active volcanoes in the world: May 18 - 24, 2016

New activity/unrest was observed at 3 volcanoes between May 18 and 24, 2016. During the same period, ongoing activity was observed at 19 volcanoes. New activity/unrest: Etna, Sicily (Italy) | Santa Maria, Guatemala | Turrialba, Costa Rica. Ongoing activity: Aira,...

May 26, 2016

Piton de la Fournaise volcano's first eruption in 2016, La Réunion

Piton de la Fournaise volcano on the French La Réunion island erupted on the morning of May 26, 2016, according to IPGP. Following the event, the Prefecture placed a level 2 alert into effect, closing all public access to the Enclos. The eruption is the first...

May 26, 2016

Two new lava flows observed at Kilauea volcano, Hawaii

Eruptive activity of the Kilauea volcano continues with two new lava flows observed at the northeast and east flank of the Pu'u ' O'o cone on May 24, 2016. The northeast flank flow was about 1 km (3 281 feet) long while the flow on the east flank of the...

May 25, 2016

Nevado del Ruiz eruption closes Manizales airport, Colombia

Seismicity under Colombia's Nevado del Ruiz continues at elevated levels, and the volcano is experiencing frequent ash emissions since May 17, 2016. An eruption at about 10:40 UTC on May 22 sent ash 2.3 km (7 545 feet) above the crater (7.5 km / 24 606 feet...

May 23, 2016

Deadly eruption of Mount Sinabung, Indonesia

Large pyroclastic flows produced by the eruption of Indonesia's Mount Sinabung on Saturday, May 21, 2016, claimed lives of 7 people, officials said Sunday. Two other people are in critical condition. National Disaster Management Agency spokesman Sutopo Purwo...

May 22, 2016

Powerful eruption at Santa Maria (Santiaguito) ejects ash up to 4.5 km, Guatemala

Two loud explosions occurred at Santa María's Santiaguito lava-dome complex in Guatemala at 15:30 and 15:56 UTC on May 19, 2016. The eruption generated a column of ash that reached an altitude of 4.5 km (14 763 feet) above sea level and drifted south and...

May 20, 2016

Active volcanoes in the world: May 11 - 17, 2016

New activity/unrest was observed at 2 volcanoes between May 11 and 17, 2016. During the same period, ongoing activity was observed at 18 volcanoes. New activity/unrest: Awu, Sangihe Islands (Indonesia) | Ruapehu, North Island (New Zealand). Ongoing activity: Aira,...

May 20, 2016

Strong eruptions at Turrialba spew ash over Coronado, Moravia and Guadalupe, Costa Rica

The activity at Costa Rica's Turrialba volcano increased significantly on May 19, 2016, with three strong eruptions and constant ash emissions. Country's National Seismological Network (RSN) registered the first explosion at 21:46 UTC. The eruption lasted...

May 20, 2016

Strombolian eruption at Etna's Voragine crater, Italy

During the afternoon of May 18, 2016, the lava fountaining activity at Etna's Voragine crater passed into a modest Strombolian activity, which continued to feed the lava overflow toward west until the late evening, INGV Osservatorio Etneo reports today. A second...

May 19, 2016

Pyroclastic flows observed at Fuego, large lahars possible, Guatemala

Guatemala's Fuego volcano produced at least 9 explosions early May 18 that expelled volcanic ash to a height of 4 300 m (14 110 feet) and dispersed at a distance of 7 - 10 km (4.3 - 6.2 miles) to the south. Moderately large pyroclastic flows were observed later...

May 19, 2016

New eruption starts at Mount Etna, Italy

After a gradual resumption of activity observed at Italy's Etna volcano since early April 2016, the volcano is now exhibiting mild to strong strombolian activity accompanied by dense smoke. The Aviation Color Code is Orange. During the night of May 16, 2016,...

May 18, 2016

Mount Hood earthquake swarm tectonic in nature, US

A swarm of small earthquakes was detected at Mount Hood on May 15 and 16, 2016. The quakes were located 3.2 - 4.8 km (2 - 3 miles) south of the summit of Mount Hood at depths of 3.2 - 4.8 km below sea level. The largest event was a magnitude 1.8. Earthquake rates...

May 17, 2016

Elevated activity at Guatemala's Santa Maria (Santiaguito) volcano

Elevated activity at Guatemala's Santa Maria volcano continues. Explosions at Caliente cone, part of Santa María's Santiaguito lava-dome complex, over the last couple of days produced ash plumes that rose up to 5 km (16 400 feet). Several pyroclastic...

May 16, 2016

Increased seismicity at Pavlof, aviation color code raised to Orange, Alaska

At about 18:35 UTC on May 13, 2016, seismic activity at Pavlof volcano increased to levels that are typically associated with minor eruptive activity, Alaska Volcano Observatory (AVO) reports. Based on the change and character of the seismicity, it is possible that...

May 13, 2016

Strong eruption of Turrialba sends ash 3 km above summit, Costa Rica

Costa Rica's Turrialba volcano erupted at 07:19 UTC on May 12, 2016 (01:19 local time), sending a column of smoke and ash up to 3 km (17 000 feet) above the summit (~6.3 km / 20 800 feet a.s.l.). The eruption lasted between 8 and 11 minutes. Emergency services...

May 13, 2016

Active volcanoes in the world: May 4 - 10, 2016

New activity/unrest was observed at 4 volcanoes between May 4 and 10, 2016. During the same period, ongoing activity was reported for 19 volcanoes. New activity/unrest: Bristol Island, South Sandwich Islands (UK) | Nevados de Chillán, Chile | Ruapehu, North...

May 12, 2016

Gas output increases at Mount Ruapehu, volcanic alert raised

GNS scientists have observed an increase in the output of volcanic gas from Mount Ruapehu's Crater Lake on May 10, 2016. As a result, the Volcanic Alert Level was raised to Level 2. The Aviation Colour Code was also changed, from Green to Yellow. New...

May 11, 2016