M 4.6 Earthquake: Caribbean Sea (San Juan, Puerto Rico) — February 4, 1990

M 4.6 Earthquake: Caribbean Sea (San Juan, Puerto Rico) — February 4, 1990. Epicenter 64 km NE of San Juan, depth 60 km, 17:33 Local (1990-02-04 21:33 UTC). Shaking felt by ~1.5M people. Readings from every reporting agency, affected towns, aftershock sequence.

Caribbean Sea (64 km NE of San Juan, Puerto Rico) — 18.951, -65.844

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