In Salvador, the Chaparrastique / San Miguel , the probability of an eruption in the next days increased.
MARN indicates an increase in internal vibrations ( RSAM ), an increase in the frequency and magnitude of gas impulses, rumblings in the crater , small explosions accompanied by fine ash falls ... rich in juvenile material !
The eruption could issue more material than in the last activity, on 12.29.2013 , and may, in the light of the micro- seismicity, concern either the crater or the northern flank of the volcano.
Microseismic epicenters between 27.01 and 05.19.2014 : 279 earthquakes not felt , M 0,4 -1.9 were recorded during this period on the northern flank of the volcano - Doc. SNET / MARN
The authorities have planned, at a meeting on 19 May , a precautionary evacuation for 72 hours of the families most affected by a coming eruption ... however few families willing to leave their homes.
La Prensa Grafica , a Salvadoran daily , indicates on 20.05 that only 12 adults and 15 children were sheltered , ... which is little.
The mayor of San Miguel reported on Twitter that sent trucks to evacuate returned empty. The Reuters news agency reported against by the evacuation of over 1,000 people.