M 4.5 earthquake: South Pacific Ocean (Tonga) — September 27, 2023

M 4.5 earthquake: South Pacific Ocean (Tonga) — September 27, 2023. Epicenter 321 km SW of Nuku'alofa, depth 99 km, 15:08 Local (2023-09-28 03:08 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (321 km SW, Tonga) — -23.8011, -176.4313

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