M 4.9 earthquake: North Atlantic Ocean (Brazil) — February 18, 1983

M 4.9 earthquake: North Atlantic Ocean (Brazil) — February 18, 1983. Epicenter 1331 km N of Acaraú, depth 10 km, 03:46 Local (1983-02-18 06:46 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1331 km N, Brazil) — 9.07, -39.58

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