M 4.9 earthquake: South Pacific Ocean (Antarctica) — September 20, 2011

M 4.9 earthquake: South Pacific Ocean (Antarctica) — September 20, 2011. Epicenter 2509 km W of Peter I Island, depth 10 km, 10:17 Local (2011-09-20 19:17 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (2509 km W, Antarctica) — -54.953, -130.104

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