M 4.5 earthquake: South Pacific Ocean (Antarctica) — December 21, 2023

M 4.5 earthquake: South Pacific Ocean (Antarctica) — December 21, 2023. Epicenter 2436 km W of Peter I Island, depth 10 km, 08:35 Local (2023-12-21 17:35 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (2436 km W, Antarctica) — -55.2429, -128.8689

EarthquakeLive.org