M 4.9 Earthquake: South Pacific Ocean (Tonga) — June 20, 1987

M 4.9 Earthquake: South Pacific Ocean (Tonga) — June 20, 1987. Epicenter 251 km N of Neiafu, depth 51 km, 19:48 Local (1987-06-20 06:48 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (251 km N, Tonga) — -16.493, -173.29

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