M 4.5 earthquake: North Atlantic Ocean (Greenland) — October 6, 1977

M 4.5 earthquake: North Atlantic Ocean (Greenland) — October 6, 1977. Epicenter 780 km SE of Timmiarmiut, depth 33 km, 05:26 Local (1977-10-06 07:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (780 km SE, Greenland) — 56.719, -34.423

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