December 22 , 2018. EN. Alaska : Great Sitkin , Colombia : Nevado del Ruiz , Mexico : Popocatepetl , Philippines : Kanlaon .
December 22 , 2018. Alaska , Great Sitkin : 52°4'35" N 176°6'39" W, Summit Elevation 5709 ft (1740 m) Current Volcano Alert Level: ADVISORY Current Aviation Color Code:…