Two minutes of harmonic tremor and 16 explosions were also reported.
The volcano is also emitting steam and gas.
English14/07/2015
Popocatépetl spews 73 exhalations
The low-intensity exhalations were accompanied by steam, gas and ash.
Also, a low-intensity explosion was registered yesterday at 22:02 hours.
The exhalations were accompanied by emissions of gas, steam and ash.