Monthly Archives: August 2008

Fuego, Guatemala

INSIVUMEH reported that on 20 August lahars descended several rivers to the S and SE of Fuego, carrying fine material as well as blocks up to 1 m in diameter. Strong currents in Río Cenizas and El Jute were noted. … Continue reading

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Karymsky, Russia

KVERT reported that seismic activity at Karymsky was at typical levels during 14-15, 17, and 19-20 August. They also reported possible explosions during 14-15 and 17-20 August. Volcanic tremor was detected on 14 and 20 August. The Level of Concern … Continue reading

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Kilauea, Hawaii, USA

HVO reported that during 20-26 August, lava flowed SE through a lava tube system from underneath Kilauea’s Thanksgiving Eve Breakout (TEB) and rootless shield complex to the Waikupanaha ocean entry. On 20 August, geologists observed bursting lava bubbles from an … Continue reading

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Llaima, Chile

SERNAGEOMIN reported that steam plumes from the pyroclastic cones in Llaima’s main crater were visible during periods of clear weather on 16 August. Steam plumes rose from the W flank where lava flows were active in February and July. On … Continue reading

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Okmok, Fox Islands, USA

AVO reported that seismic activity at Okmok decreased on 19 August to near pre-eruption levels and remained low during 20-24 August. Occasional bursts of volcanic tremor were detected. Although satellite views were hindered due to cloud cover, a possible thermal … Continue reading

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Pacaya, Guatemala

INSIVUMEH reported that during 21-26 August, fumarolic plumes from Pacaya’s MacKenney cone rose to an altitude of 3.2 km (10,500 ft) a.s.l. and drifted W and SW. Incandescence from the crater was occasionally seen at night. Lava flows on the … Continue reading

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Rabaul, Papua New Guinea

RVO reported that ash plumes from Rabaul caldera’s Tavurvur cone continued to be emitted during 18-22 August, although less so than during 16-18 August. Some prolonged ash-free intervals were immediately followed by explosions that produced ash plumes. The plumes drifted … Continue reading

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Sakura-Jima, Japan

Based on information from JMA, the Tokyo VAAC reported an explosion from Sakura-jima on 23 August. The altitude and direction of a possible resultant plume were not reported. Source: Tokyo Volcanic Ash Advisory Center (VAAC) – “Reports provided courtesy of … Continue reading

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Santa María, Guatemala

INSIVUMEH reported that during 21-26 August explosions from Caliente, a unit of Santa María’s Santiaguito lava dome complex, produced ash plumes that rose to altitudes of 2.8-3.3 km (9,200-10,800 ft) a.s.l. and drifted S, SW, and W. Constant degassing was … Continue reading

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Semeru, Eastern Java, Indonesia

Based on pilot reports and observations of satellite imagery, the Darwin VAAC reported that during 21-22 August ash plumes from Semeru rose to an altitude of 3.7 km (12,000 ft) a.s.l. and drifted W. Sources: Darwin Volcanic Ash Advisory Centre … Continue reading

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