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Santa Maria volcano satellite image (c) Google Earth View
Santa Maria volcano satellite image (c) Google Earth View
Santiaguito volcano
Stratovolcano 3772 m (12,375 ft)
Guatemala, 14.76°N / -91.55°W
Current status: erupting (4 out of 5)
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Santiaguito volcano eruptions:
1902 (catastrophic Plinian eruption of Santa Maria), 1903, 1922-ongoing (Santiaguito dome complex)
Typical eruption style:
Dominantly explosive, formation of lava domes
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Volcano news: Santa Maria (Guatemala)

Santa María / Santiaguito volcano (Guatemala) activity update: moderate ash explosions, ash fall and occasional lahars

Thursday May 24, 2012 09:31 AM | BY: T

INSIVUMEH reported that on 21 May a lahar traveled down Santa María's Rio Nima II drainage, carrying tree branches and 40-cm-wide lava blocks.
On 22 May explosions produced ash plumes that rose 900 m above Caliente dome and drifted 10 km SE. Ashfall was reported in San Felipe (15 km SSW), El Nuevo Palmar (12 km SSW), and areas on the E flank.
(Smithsonian / USGS Weekly Volcanic Activity Report)
Previous news
Thursday, May 17, 2012
During 13-14 May incandescent explosions from Santa María's Caliente dome produced ash plumes that rose 700 m above the crater and drifted WSW. Avalanches from the dome and lava-flow fronts descended the flanks. [more]
Thursday, May 03, 2012
On 25 April a lahar traveled down Santa María's Rio Nima II drainage, carrying 1.5-m-wide blocks and tree branches. ... [more]
Thursday, Apr 12, 2012
On 7 April multiple ash clouds from explosions at Santa María drifted 37 km SW and 11 km S. ... [more]
Thursday, Mar 29, 2012
Santiaguito volcano's activity remained at elevated levels during the past week, the latest USGS / GVP activity summary shows. ... [more]
Thursday, Mar 15, 2012
8-9 March explosions from Santa María's Santiaguito lava-dome complex generated ash plumes that rose 800-1,000 m above the crater and drifted W and SW. Block avalanches descended the SE and NW flanks. Ashfall was reported in the communities of Loma Linda, San Marcos, and Palajunoj. During 11-12 March explosions generated ash plumes that rose 800 m above the crater and drifted 20 km SSW. Ashfall was reported at the observatory, on the El Faro and Patzulin ranches, and in the village of Las Marías. Lava flows continued to produce avalanches. ... [more]

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