Minor Earthquake M4.7 Earthquake — 283 km WNW of Houma, Tonga 283 km WNW of Houma, Tonga Source: USGS Earthquake Hazards Details Magnitude: 4.7 Depth: 545.7 km Location: 283 km WNW of Houma, Tonga Time: 2026-04-15 17:09 UTC