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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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Earthquake
14 December 2022

M 6.3 Rat Islands, Alaska

At 18:40:28 (UTC) on December 14, 2023 a magnitude 6.3 earthquake occurred near Amchitka Island, Alaska.

Earthquake
23 November 2022

M 6.1 Western Turkey

At 01:08:15 (UTC) on November 23, a magnitude 6.1 earthquake occurred 16.6 km (10.3 miles) west of Düzce, Turkey.

Earthquake
22 November 2022

M 6.2 Las Brisas, Mexico

At 16:39:05 (UTC) on November 22, a magnitude 6.2 earthquake occurred 29 km (18 miles) southwest of Las Brisas, Mexico.

Earthquake
22 November 2022

M 7.0 Solomon Islands

At 02:03:07 (UTC) on November 22, a magnitude 7.0 earthquake occurred 57.9 km (36 mi) southwest of Honiara, Solomon Islands.

Earthquake
12 November 2022

M 7.0 Fiji

Another very deep M7.0 earthquake occurred south of the Fiji Islands at a depth of 578.2 km (359 miles). The earthquake was followed by a few aftershocks (M4.4 – M5.1). This is the third cluster of earthquakes that have occurred in this region in the past week. The epicenters were located about 334 km (207 miles) SE of Levuka, Fiji and 348 km (216 miles) WNW of Nuku‘alofa, Tongatapu, Tonga.

Earthquake
11 November 2022

M 7.3 Tonga

At 10:48:45 (UTC) on November 11, a magnitude 7.3 earthquake occurred 211.7 km (131.5 mi) east southeast Neiafu, Tonga.

Earthquake
9 November 2022

M 7.0 Fiji

At 09:51:04 (UTC) on November 9, a magnitude 7.0 earthquake occurred 855.3 km (531.5 miles) southwest of Vaini, Tonga.

Earthquake
4 November 2022

M 6.1 Gulf of California, Mexico

At 10:02:46 (UTC) on November 4, a magnitude 6.1 earthquake occurred 80 km SSW of Bahía de Kino, Mexico.

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