M 4.7 earthquake near Mar dei Caraibi (Puerto Rico) — 1981-04-11

Magnitude 4.7 earthquake near Mar dei Caraibi (52 km a NE di San Juan, Puerto Rico), depth 73 km, 13:27 Local (1981-04-11 17:27 UTC). Shaking felt by ~1.9 mln people. Readings from every reporting agency, affected towns, aftershock sequence.

Mar dei Caraibi (52 km a NE di San Juan, Puerto Rico) — 18.834, -65.872

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