M 5.4 earthquake: South Pacific Ocean (Antarctica) — July 20, 1997

M 5.4 earthquake: South Pacific Ocean (Antarctica) — July 20, 1997. Epicenter 2498 km W of Peter I Island, depth 10 km, 17:04 Local (1997-07-21 02:04 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (2498 km W, Antarctica) — -54.861, -129.621

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