New activity/unrest was observed at 6 volcanoes from May 20 – 26, 2015. During the same period, ongoing activity was observed at 23 volcanoes. New activity/unrest: Calbuco, Chile | Concepcion, Nicaragua | Kilauea, Hawaiian Islands (USA) | Piton de la Fournaise, Reunion
New activity/unrest was observed at 8 volcanoes from May 13 – 19, 2015. During the same period, ongoing activity was observed at 16 volcanoes.New activity/unrest: Bulusan, Luzon (Philippines) | Calbuco, Chile | Chaiten, Chile | Etna, Sicily (Italy) | Hakoneyama, Honshu
New activity/unrest was observed at 6 volcanoes from May 6 – 12, 2015. During the same period, ongoing activity was observed at 16 volcanoes.New activity/unrest: Bulusan, Luzon (Philippines) | Calbuco, Chile | Hakoneyama, Honshu (Japan) | Karangetang [Api Siau], Siau I
New activity/unrest was observed at 8 volcanoes from April 29 – May 5, 2015. During the same period, ongoing activity was observed at 15 volcanoes.New activity/unrest: Axial Seamount, Juan de Fuca Ridge | Bulusan, Luzon (Philippines) | Calbuco, Chile | Dempo, Indonesia
New activity/unrest was observed at 5 volcanoes from April 22 – 28, 2015. During the same period, ongoing activity was observed at 26 volcanoes.New activity/unrest: Barren Island, Andaman Islands (India) | Calbuco, Chile | Kilauea, Hawaiian Islands (USA) | Sinabung, Ind
New activity/unrest was observed at 6 volcanoes from April 15 – 21, 2015. During the same period, ongoing activity was observed at 15 volcanoes.New activity/unrest: Chikurachki, Paramushir Island (Russia) | Raung, Eastern Java (Indonesia) | Sinabung, Indonesia | Tongari
New activity/unrest was observed at 4 volcanoes from April 8 – 14, 2015. During the same period, ongoing activity was observed at 14 volcanoes.New activity/unrest: Chirinkotan, Kuril Islands (Russia) | Semeru, Eastern Java (Indonesia) | Tungurahua , Ecuador | Villarrica
New activity/unrest was observed at 6 volcanoes from April 1 – 7, 2015. During the same period, ongoing activity was observed at 17 volcanoes.New activity/unrest: Batu Tara, Komba Island (Indonesia) | Chirinkotan, Kuril Islands (Russia) | Semisopochnoi, United States |
New activity/unrest was observed at 2 volcanoes from March 25 – 31, 2015. During the same period, ongoing activity was observed at 11 volcanoes.New activity/unrest: Chirinkotan, Kuril Islands (Russia) | Villarrica, Chile.Ongoing activity: Bagana, Bougainville (Papua Ne
New activity/unrest was observed at 9 volcanoes from March 18 – 24, 2015. During the same period, ongoing activity was observed at 10 volcanoes.New activity/unrest: Chirinkotan, Kuril Islands (Russia) | Fuego, Guatemala | Lewotobi, Flores Island (Indonesia) | Moyorod
