M 4.9 earthquake: South Pacific Ocean (Antarctica) — May 22, 1975

M 4.9 earthquake: South Pacific Ocean (Antarctica) — May 22, 1975. Epicenter 2211 km NW of Peter I Island, depth 33 km, 17:28 Local (1975-05-23 01:28 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (2211 km NW, Antarctica) — -55.71, -123.993

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