Pagan volcano (Mariana Islands) activity update
Low-level unrest continued at Pagan during 27 December 2013-2 January 2014; seismicity remained above background levels. A robust steam-and-gas plume was occasionally visible in web camera images during the reporting period. A small explosion was detected at about 0145 on 28 December.
Thu, 9 Jan 2014, 15:2715:27 PM | BY: T
It may have produced a diffuse ash emission, but the webcam was not in operation at the time to verify. The Aviation Color Code remained at Yellow and the Volcano Alert Level remained at Advisory. (Smithsonian/USGS Weekly Volcanic Activity Report)