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Geophysical Events

We provide data and educational content for significant geophysical events like earthquake and volcanic eruptions. Visit the IRIS archive for older Teachable Moments or the UNAVCO archive for older Event Responses. To receive notifications of educational content for notable earthquakes, see the Mailing Lists page.

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Showing 1 - 9 of 32 Posts


28 August 2023

M 7.1 Indonesia

A magnitude 7.1 earthquake occurred north of the Bali and Mataram islands, Indonesia at a depth of 513.5 km (319 mi) beneath the Java Sea.

18 July 2023

M 6.5 El Salvador

A magnitude 6.5 earthquake occurred offshore of El Salvador.

16 July 2023

M 7.2 Alaska Peninsula

A magnitude 7.2 earthquake occurred off the Alaska Peninsula.

10 July 2023

M 6.6 near Antigua and Barbuda

A magnitude 6.6 earthquake occurred 277 km northeast of Antigua and Barbuda.

15 June 2023

M 7.2 south of Fiji

A magnitude 7.2 earthquake occurred south of the Fiji Islands at a depth of 167.4 km (104 miles). There is no threat of a tsunami and no reports of damage or injuries.

25 May 2023

M 6.5 Panama-Colombia

A magnitude 6.5 earthquake occurred offshore between Panama and Colombia.

20 May 2023

M 7.1 Loyalty Islands

A magnitude 7.1 earthquake occurred 23 hours after a M7.7 earthquake and was located approximately 33 km to the west of the mainshock.

19 May 2023

M 7.7 Loyalty Islands

A magnitude 7.7 earthquake has occurred 448.2 km (278.5 miles) ESE of Nouméa, New Caledonia at a depth of 37.7 km (23.4 miles).

17 May 2023

M 6.4 Guatemala

A magnitude 6.4 earthquake occurred at a depth of 252 km beneath Canillá, Guatemala.

Showing 1 - 9 of 32 Posts