M 4.7 earthquake near Caribbean Sea (Puerto Rico) — 1974-10-09

Magnitude 4.7 earthquake near Caribbean Sea (140 km NE of San Juan, Puerto Rico), depth 33 km, 10:46 Local (1974-10-09 14:46 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

Caribbean Sea (140 km NE of San Juan, Puerto Rico) — 19.327, -65.184

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