M 4.6 earthquake: South Pacific Ocean (Antarctica) — March 31, 2026

M 4.6 earthquake: South Pacific Ocean (Antarctica) — March 31, 2026. Epicenter 2803 km W of Peter I Island, depth 10 km, 04:51 Local (2026-03-31 13:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (2803 km W, Antarctica) — -56.6958, -141.3559

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