Augustine Volcano sits alone, a 4,000-foot pyramid on its own island in Cook Inlet. Like many volcanoes, it has a tendency to become top heavy. When gravity acts on Augustine’s oversteepened dome, rockslides spill into the ocean. A scientist recently found new evidence for an Augustine-generated tsunami from a time when Egyptian pharaohs built their […]
The five-day eruption of Pavlof, on the left flank of the bay with the same name in the Aleutians, has ramped down and is now been downgraded to “orange” after one day being at “red” as of Sunday. On Saturday, the activity at the volcano escalated quickly with a plume of ash that ascended to […]
A smoking mountain near the Yukon River not far from Eagle is, after further study, still a puzzle. People first noticed acrid smoke in September 2012. The mountain has been steaming ever since, even through the coldest days of winter. Scientists thought a likely cause for the smoldering mountaintop was an oily rock deposit that […]
On Oct. 6, 1883, this entry was in the Alaska Commercial Company logbook at an English Bay trading post, located about 50 miles northeast of Augustine volcano: “This morning at 8:15 o’clock, 4 tidal waves flowed with a westerly current, one following the other . . . the sea rising 20 feet above the usual […]