M 5.4 earthquake: Arctic Ocean (Greenland) — February 23, 1970

M 5.4 earthquake: Arctic Ocean (Greenland) — February 23, 1970. Epicenter 505 km E of Ittoqqortoormiit, depth 15 km, 00:41 Local (1970-02-22 23:41 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Arctic Ocean (505 km E, Greenland) — 71.18, -8.256

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