M 4.7 earthquake near Mer des Caraïbes (Puerto Rico) — 1981-04-11

Magnitude 4.7 earthquake near Mer des Caraïbes (52 km au nord-est de San Juan, Puerto Rico), depth 73 km, 13:27 Local (1981-04-11 17:27 UTC). Shaking felt by ~1.9 million people. Readings from every reporting agency, affected towns, aftershock sequence.

Mer des Caraïbes (52 km au nord-est de San Juan, Puerto Rico) — 18.834, -65.872

EarthquakeLive.org