M 4.5 earthquake: North Atlantic Ocean (Greenland) — October 21, 1980

M 4.5 earthquake: North Atlantic Ocean (Greenland) — October 21, 1980. Epicenter 1056 km SE of Qaqortoq, depth 10 km, 05:23 Local (1980-10-21 07:23 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1056 km SE, Greenland) — 53.21, -35.33

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