Worldwide Volcano News and Updates

A magnitude 3.8 earthquake followed by dozens of small aftershocks occurred yesterday at 3 km depth under the volcano's northeastern caldera rim (located under the ice cap). Read all

• More about Bardarbunga volcano

Based on a pilot observation and satellite data, the Tokyo VAAC reported that on 31 August ash plume from Suwanosejima rose to an altitude of 1.5 km (5,000 ft) a.s.l. and drifted E. Read all

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KVERT reported that during 26 August-2 September lava-dome extrusion onto Sheveluch's N flank was accompanied by strong fumarolic activity, dome incandescence, ash explosions, and hot avalanches. Satellite images showed a daily thermal anomaly over the dome. The Aviation Color Code remained at Orange. Read all

• More about Shiveluch volcano

INSIVUMEH reported that explosions at 0001, 0015, and 0018 on 4 September generated a mushroom-shaped ash plume that rose 2 km above Santa María's Santiaguito lava-dome complex and drifted SE and E. Pyroclastic flows traveled 2 km down the WSW, S, and SE flanks. Ash fell in Santa María de Jesús. Read all

• More about Santiaguito volcano

The Buenos Aires VAAC reported that on 2 September steam-and-gas emissions from Nevados de Chillán possibly contained minor amounts of ash. On 6 September the webcam recorded a short-duration, intense ash emission. Read all

• More about Nevados de Chillán volcano

Servicio Geológico Colombiano's (SGC) Observatorio Vulcanológico y Sismológico de Manizales reported that during 23-29 August seismicity at Nevado del Ruiz was relatively unchanged compared to the previous week. Significant amounts of water vapor and gas rose from the crater. Ash emissions occurred on several days, and sometimes several times per day. Read all

• More about Nevado del Ruiz volcano

KVERT reported that a Strombolian eruption at Klyuchevskoy continued during 26 August-2 September. Volcanic bombs that were ejected above the summit crater and the cinder cone landed in the Apakhonchich drainage on the SE flank. A lava flow traveled down the Apakhonchich drainage and also down the SW flank. Read all

• More about Klyuchevskoy volcano

During 31 August-6 September HVO reported that the lava lake continued to rise and fall, circulate, and spatter in Kilauea's Overlook vent. Incandescence was evident in webcam images from several long-established vents on Pu'u 'O'o Crater's floor. A collapse at the W vent increased the size of the vent and a 40-m-diameter lava pond that was 23 m below the vent's rim. Read all

• More about Kilauea volcano