M 4.6 earthquake: Caribbean Sea (Mayagüez, Puerto Rico) — October 17, 2001

M 4.6 earthquake: Caribbean Sea (Mayagüez, Puerto Rico) — October 17, 2001. Epicenter 54 km W of Mayagüez, depth 25 km, 16:45 Local (2001-10-17 20:45 UTC). Shaking felt by ~643K people. Readings from every reporting agency, affected towns, aftershock sequence.

Caribbean Sea (54 km W of Mayagüez, Puerto Rico) — 18.366, -67.617

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