M 4.9 earthquake near Arctic Ocean (Greenland) — 1977-04-21

Magnitude 4.9 earthquake near Arctic Ocean (289 km E, Greenland), depth 10 km, 01:59 Local (1977-04-21 03:59 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

Arctic Ocean (289 km E, Greenland) — 70.887, -14.212