CENAPRED reported that each day during 2-8 June there were 87-136 steam-and-gas emissions with minor amounts of ash from Popocatï¿½petl and periods of low-amplitude tremor lasting from five minutes to about three hours and 40 minutes. Minor crater incandescence was visible overnight during most nights. The Alert Level remained at Yellow, Phase Two (middle level on a three-color scale).
Source: Centro Nacional de Prevencion de Desastres (CENAPRED)
Syndicated from Smithsonian / USGS Weekly Volcanic Activity Report