Tungurahua volcano news & eruption updates:
Tungurahua volcano (Ecuador): moderately strong explosion on 11 April produces 4-5 km tall eruption column
Wed, 11 Apr 2012, 18:0818:08 PM | BY: T
A moderately large explosion occurred at Tungurahua volcano today at 08:56 (local time). The eruption generated an ash column of 4-5 km height above the crater. The ash at lower altitudes drifted north-east, east and south-east the lower column, and ash from the upper parts of the eruption column to the north-west.
Eruption column of Tungurahua's explosion on 11 April 2012
The explosion ejected incandescent blocks to distances up to 500 to 600 meters below the crater rim on the northeast side. Seismically the explosion was followed by a signal of high-energy tremor that lasted about 40 minutes.
The explosion was heard in villages near the volcano and at the volcano Tungurahua Observatory (OVT), located 14 km north-west of the volcano.
From approximately 09:30 (local time) the energy and height of the eruption decreased significantly, and the height of the eruption column dropped to less than 1 km.
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Links / Sources:
Tue, 10 Apr 2012, 15:27
Tungurahua volcano's activity is again increasing. ... read all
Thu, 5 Apr 2012, 10:05
Tungurahua volcano (Ecuador) activity update: steaming, minor ash emission, lahars triggered by rainfalls
IG reported that during 28 March-3 April visual observations of Tungurahua were mostly limited due to cloud cover. read all
Mon, 26 Mar 2012, 17:15
Tungurahua volcano's activity has been increasing, Ecuador's Instituto Geofísico reports. Throughout the morning of March 26, a constant column of steam and ash was rising from the summit crater, reaching up to 3 km height and drifting towards the northeast, where ash fall occurred. Ash fall was significant in the San Francisco and Black River areas, and mild in Baños, the Ventanas en Runtún, Juive, Pondoa, Puntzán and Cusúa sectors. read all
Tue, 20 Mar 2012, 15:39
Another series of explosions has occurred early today at Tungurahua volcano in Ecuador, the Instituto Geofísico (IG) reports. The eruption was reported to be very noisy and caused minor ash fall in nearby villages, but no damage. ... read all