On 9 February INSIVUMEH reported that moderate explosions at Pacaya?s Mackenney cone had been detected during the previous few days.
Incandescent material was ejected 30-50 m high and filled a large part of the crater; lava spilled over the crater rim and traveled 300 m down the NW flank.
Incandescent material was ejected as high as 30 m during 11-12 February.
Small Strombolian explosions were visible on 13 February.
The lava flow continued to advance the next day.
Source: Instituto Nacional de Sismologia, Vulcanologia, Meteorologia, e Hidrologia (INSIVUMEH)