M 4.5 earthquake: Caribbean Sea (Cartago, Costa Rica) — August 20, 1999

M 4.5 earthquake: Caribbean Sea (Cartago, Costa Rica) — August 20, 1999. Epicenter 92 km S of Cartago, depth 20 km, 22:45 Local (1999-08-21 04:45 UTC). Shaking felt by ~1.8M people. Readings from every reporting agency, affected towns, aftershock sequence.

Caribbean Sea (92 km S of Cartago, Costa Rica) — 9.056, -84.076

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