M 4.6 earthquake: Caribbean Sea (Rivas, Nicaragua) — April 4, 1990

M 4.6 earthquake: Caribbean Sea (Rivas, Nicaragua) — April 4, 1990. Epicenter 81 km SW of Rivas, depth 33 km, 21:05 Local (1990-04-05 03:05 UTC). Shaking felt by ~335K people. Readings from every reporting agency, affected towns, aftershock sequence.

Caribbean Sea (81 km SW of Rivas, Nicaragua) — 11.076, -86.462

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