M 5.5 earthquake: Southern Ocean (Antarctica) — September 18, 1978

M 5.5 earthquake: Southern Ocean (Antarctica) — September 18, 1978. Epicenter 1939 km E of Zucchelli Station, depth 33 km, 12:58 Local (1978-09-18 23:58 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Southern Ocean (1939 km E, Antarctica) — -63.023, -157.733

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