M 4.9 earthquake near South Pacific Ocean (Tonga) — 1987-03-17

Magnitude 4.9 earthquake near South Pacific Ocean (421 km W, Tonga), depth 559 km, 03:31 Local (1987-03-17 15:31 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (421 km W, Tonga) — -21.271, -179.275

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