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Cotopaxi volcano (Ecuador): continuing unrest

Wed, 22 Jul 2015, 12:58 | BY: T
Volcanic unrest continues. Yesterday, the Geophysical Institute registered 105 episodes of volcanic tremor and 3 volcano-tectonic earthquakes.
SO2 emissions remain elevated, at nearly 3000 tons per day.

Previous news

Wed, 10 Jun 2015, 06:00

Cotopaxi volcano (Ecuador) - Smithsonian / USGS Weekly Volcanic Activity Report for 10 June-16 June 2015 (New Activity / Unrest)

On 11 June IG reported that seismicity at Cotopaxi continued to increase. Tremor began to be detected on 4 June, with periods ranging from 10 to 15 minutes. Amplitudes were highest during 5-6 June. ... Read all
Wed, 3 Jun 2015, 06:05

Cotopaxi volcano (Ecuador): increased seismic activity, volcanic unrest

Seismic activity at Cotopaxi over the past 20 years (IGPEN)
The volcano has been showing signs of unrest. Since mid-April this year, and particularly during May, a marked increased in earthquakes and SO2 emissions have been detected, which could be signs of a magma intrusion beneath the volcano. ... Read all
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Cotopaxi volcano
stratovolcano 5911 m / 19,393 ft
Ecuador, -0.68°S / -78.44°W
Current status: minor activity or eruption warning (3 out of 5) Cotopaxi volcano eruptions:
2015-16, 1942(?), 1940, 1939(?), 1931(?), 1928-30(?), 1905-08, 1903, 1895, 1886, 1885, 1883?, 1883, 1882, 1880, 1879, 1878, 1877, 1870-76, 1870, 1869, 1868, 1867, 1866, 1863, 1860-62, 1859, 1858, 1857, 1856, 1856, 1855, 1854, 1853, 1852, 1851, 1850, 1845, 1844, 1803, 1768, 1766, 1750, 1747-49, 1746, 1744, 1743, 1743, 1742, 1742, 1740-41, 1738, 1698, 1534, 1533, 1532, 1400, 1260, 1130, 950, 770, 760, 740, 550, 370, 180, 140, 110, 70, 80 BC, 230 BC, 1510 BC, 2220 BC, 2640 BC
Typical eruption style
explosive