M 4.7 earthquake: North Atlantic Ocean (Panama) — March 21, 1976

M 4.7 earthquake: North Atlantic Ocean (Panama) — March 21, 1976. Epicenter 555 km SW of Puerto Armuelles, depth 33 km, 20:38 Local (1976-03-22 02:38 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (555 km SW, Panama) — 4.19, -85.746

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