M 4.6 earthquake: South Pacific Ocean (Tonga) — August 13, 2026

M 4.6 earthquake: South Pacific Ocean (Tonga) — August 13, 2026. Epicenter 257 km S of Nuku'alofa, depth 35 km, 09:58 Local (2026-08-12 20:58 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (257 km S, Tonga) — -23.4279, -175.5943