Eruption in Colima, Turrialba, Santiaguito and Bulusan.

A transient decrease in activity in Colima on 3 and 4 October allowed an overview and a closer observation of the volcano: the summit dome subsided under its own weight and the degassing of magma column.
 

Since October 5, the dome is growing again, and present, in the evening shortly after 08:00 p.m. local 20h, an incandescent summit that saturates the webcams, and make incandescent blocks avalanches from the flow that measures approximately 1,900 meters long and 270 meters wide.

Sources: Univ. of Colima, SEGOB and WebcamsdeMexico
 

In Turrialba, we count on October 5 another day of near continuous ash emission, despite a decrease in tremor from 4.10 to 15 pm.

Sources Ovsicori & RSN
 

Guatemala's Santiaguito was on October 5 the seat of an active degassing of the dome at a height of 3,100 meters asl, and of several explosions, accompanied by a gray plume rising between 3,500 and 3,800 meters asl. and ash falls on an E-S-SW sector.

Sources: INSIVUMEH & Conred
 

The Bulusan generated this Oct. 6 early in the day a small phreatic eruption, which lasted about fifteen minutes according to the records of seismographs. Cloud cover prevented any visual observation.
Ash fallout are reported on Gubat area; rumblings were heard in Barangay San Roque and Bulusan.
The Phivolcs reported a total of 40 volcanic earthquakes in the last 24 hours, and moderate emission of steam from the southwest vents. Mild inflation is recorded since July 2016.

Source: Phivolcs