Four explosions and two volcano-tectonic events were also registered.
Two volcano-tectonic events were also registered.
The exhalations and explosions were of low intensity.
Incandescence above the crater with emissions of steam and gas was observed last night.
The low-intensity exhalations were followed by steam and gas emissions.
Five low-intensity explosions and 12 minutes of low-amplitude harmonic tremor were also registered.
Some of the exhalations were accompanied by steam, gas and ash, according to the National Center for Disaster Prevention (Cenapred).