M 4.6 earthquake: Southern Ocean (Antarctica) — December 2, 1997

M 4.6 earthquake: Southern Ocean (Antarctica) — December 2, 1997. Epicenter 277 km W of Signy Research Station, depth 10 km, 08:18 Local (1997-12-02 11:18 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Southern Ocean (277 km W, Antarctica) — -60.563, -50.673

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