M 5.9 earthquake: Southern Ocean (Antarctica) — September 23, 1979

M 5.9 earthquake: Southern Ocean (Antarctica) — September 23, 1979. Epicenter 252 km W of Signy Research Station, depth 10 km, 19:43 Local (1979-09-23 22:43 UTC). Shaking felt by ~8 people. Readings from every reporting agency, affected towns, aftershock sequence.

Southern Ocean (252 km W, Antarctica) — -60.595, -50.223

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