M 4.8 earthquake: Caribbean Sea (La Unión, El Salvador) — January 12, 1982

M 4.8 earthquake: Caribbean Sea (La Unión, El Salvador) — January 12, 1982. Epicenter 33 km SE of La Unión, depth 10 km, 01:04 Local (1982-01-12 07:04 UTC). Shaking felt by ~3.6M people. Readings from every reporting agency, affected towns, aftershock sequence.

Caribbean Sea (33 km SE of La Unión, El Salvador) — 13.149, -87.596

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