M 4.6 earthquake: Caribbean Sea (Liberia, Costa Rica) — May 23, 1975

M 4.6 earthquake: Caribbean Sea (Liberia, Costa Rica) — May 23, 1975. Epicenter 83 km SW of Liberia, depth 67 km, 04:28 Local (1975-05-23 10:28 UTC). Shaking felt by ~233K people. Readings from every reporting agency, affected towns, aftershock sequence.

Caribbean Sea (83 km SW of Liberia, Costa Rica) — 10.313, -86.123

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