Moderate Earthquake M5.5 Earthquake — 154 km W of Neiafu, Tonga 154 km W of Neiafu, Tonga Source: USGS Earthquake Hazards Details Magnitude: 5.5 Depth: 254.6 km Location: 154 km W of Neiafu, Tonga Time: 2026-04-13 02:15 UTC