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Santa Maria volcano (Guatemala) - Smithsonian / USGS Weekly Volcanic Activity Report for 18 March-24 March 2020 (Continuing Activity)

Wed, 18 Mar 2020, 06:00
06:00 AM | BY: VN
INSIVUMEH reported that explosions at Santa María's Santiaguito lava-dome complex generated ash plumes that rose 500-900 m above the crater and drifted as far as 1 km NW, W, and SW. Avalanches of blocks descended the SE, E, S, and SW flanks of Caliente cone.

Source: Instituto Nacional de Sismologia, Vulcanologia, Meteorologia, e Hidrologia (INSIVUMEH)
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From: Global Volcanism Program, 2020. Report on Santa Maria. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 18 March-24 March 2020. Smithsonian Institution and US Geological Survey.

Previous news

Thu, 12 Mar 2020, 00:02

Santiaguito volcano (Guatemala): weak explosions from the Caliente dome

INSIVUMEH report weak explosions, expelling ash plumes to heights of 3000 - 3200 m.a.s.l (9840 - 10500 ft) that scattered southeast at distances up to 1000 m. Weak avalanches were generated towards the southeast and southwest flanks to the base of the dome. ... Read all
Mon, 9 Mar 2020, 09:47

Santiaguito volcano (Guatemala): elevated activity continues

Incandescence from Caliente dome of Santiaguito volcano with Santa Maria in the background from satellite (image: Sentinel 2)
INSIVUMEH recorded a white fumarole in Caliente dome that rose 10,500 ft (3,200 m) above the summit. ... Read all
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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) 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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