Macdonald, Antarctica

Submarine volcano · -39 m (-128 ft) · Austral Is-C Pacific

Macdonald is a submarine volcano in Antarctica, -39 m (-128 ft) high. Its last known eruption: 1964 or later. NOAA records no significant eruption here.

Macdonald on the map

Macdonald and the volcanoes within 300 km, colored by when each last erupted.

Since 1964
1900 to 1963
1800s
AD 1 to 1799
Before AD 1, or undated

Open the live map with volcanic ash advisories

The volcano

Type: Submarine volcano
Elevation: -39 m (-128 ft)
Country: Antarctica
Region: Austral Is-C Pacific
Summit: 28.980° S, 140.250° W
Last known eruption: 1964 or later
Holocene activity known from: Historical
Smithsonian volcano number: 333060

Significant eruptions

NOAA records eruptions that killed, did damage, were very large, or set off a tsunami or earthquake.

None on record.

Around it

The volcanoes within 300 km.

Earthquakes near Macdonald Volcanic ash advisories on the live map

Sources

Volcanoes and significant eruptions from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. Volcano numbers are the Smithsonian Institution’s Global Volcanism Program’s.