Mount Erebus ( //) is an active volcano, the second-highest in Antarctica (after Mount Sidley) and the southernmost active volcano on Earth. It is the sixth-highest ultra mountain on the continent. With a summit elevation of 3,794 metres (12,448 ft), it is located in the Ross Dependency on Ross Island, which is also home to three inactive volcanoes: Mount Terror, Mount Bird, and Mount Terra Nova.
|Elevation||3,794 m (12,448 ft)|
|Prominence||3,794 m (12,448 ft)|
|Isolation||121 km (75 mi)|
|Location||Ross Island, Antarctica|
(claimed by New Zealand as part of the Ross Dependency)
|Topo map||Ross Island|
|Age of rock||1.3 million years|
|Mountain type||Stratovolcano (composite cone)|
|Volcanic belt||McMurdo Volcanic Group|
|Last eruption||Currently erupting|
|First ascent||1908 by Edgeworth David and party|
|Easiest route||Basic snow & ice climb|
The volcano has been active since about 1.3 million years ago and has a long lived lava lake in its inner summit crater that has been present since at least the early 1970s.
The volcano was the site of the Air New Zealand Flight 901 accident, which occurred in November 1979.