M 4.8 earthquake: South Pacific Ocean (Tonga) — July 4, 1978

M 4.8 earthquake: South Pacific Ocean (Tonga) — July 4, 1978. Epicenter 307 km NW of Neiafu, depth 294 km, 04:09 Local (1978-07-04 16:09 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (307 km NW, Tonga) — -16.098, -175.089

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