M 4.7 earthquake: North Atlantic Ocean (Brazil) — October 17, 1976

M 4.7 earthquake: North Atlantic Ocean (Brazil) — October 17, 1976. Epicenter 1299 km N of Acaraú, depth 33 km, 21:00 Local (1976-10-18 00:00 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1299 km N, Brazil) — 8.777, -39.442

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