No earthquakes experienced by the local population in 24 hours

No earthquakes experienced by the local population in 24 hours

The number of earthquakes recorded and felt by the population reduce

Renewed phreatomagmatic and strombolian activity

Group: Geological report
Subgroup: SEIS – VOLTREM – RVSDEF – SUB – PLUME – CNEHGHT
Source: https://www.ign.es/web/resources/volcanologia/html/CA_noticias_2021.html#20210912

Since the last statement, a total of 36 earthquakes have been located in the area, none of them felt by the population.33 of these earthquakes are located at depths 9-17 km and only 3 at depths greater than 34km. The maximum recorded magnitude is 3.4 (mbLg). corresponding to two earthquakes yesterday, at 12:19 UTC and 14:48 UTC, with depths of 36 km and 13 km respectively.

The amplitude of the tremor signal remains low and more stable than in previous days.

GNSS stations shows a complete reversal of the elevation recorded on December 2 at station LP03, which is the closest to the eruptive centers. LP01, a GNSS station located further from the eruptive centres than LP03 continues register slight deflation.

In view of the image calibrated at 08:45 UTC, a ash cloud height of 1,400 masl is estimated.

The height of the cone is measured obtaining a value of 1,124m. above sea level.

This video taken on the 4th of December shows active lava flows inundating an area of housing, destroying a road. Sourced from IGME (2021).

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