Each day during 9-13 and 15 August CENAPRED reported 97-355 and steam and gas emissions from Popocatépetl; the daily count increased to 702 on 14 June.
Crater incandescence was visible on some nights.
A small explosion at 0815 on 14 August produced a plume with low ash content that rose 500 m above the crater rim and drifted SW.
Explosions at 1759 and 1805 generated ash plumes that rose 0.8 and 1.5 km, respectively, and drifted W.
On 15 August an explosion produced an ash plume that rose 1 km and drifted WNW.
The Alert Level remained at Yellow, Phase Two.
Source: Centro Nacional de Prevencion de Desastres (CENAPRED)