Earthquake · Reviewed by USGS
M4.6 earthquake 131 km W of Pangai, Tonga
A magnitude 4.6 earthquake struck 131 km W of Pangai, Tonga at Aug 21, 2026, 16:45 UTC, at a depth of 273 km. The epicentre was 173 km (108 mi) NNW of Nuku'alofa.
Details
| Magnitude | 4.6 mb |
|---|---|
| Time | Aug 21, 2026, 16:45 UTC |
| Depth | 272.9 km |
| Coordinates | -19.622, -175.596 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
01 — Nearby
Nearest cities
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.5 | 121 km NW of Fangale’ounga, Tonga | 77 km / 48 mi | depth 114 km | |
| 4.4 | 165 km NNW of Houma, Tonga | 42 km / 26 mi | depth 181 km | |
| 4.4 | 76 km NW of Fangale’ounga, Tonga | 94 km / 58 mi | depth 109 km | |
| 5.0 | 112 km WNW of Pangai, Tonga | 27 km / 17 mi | depth 159 km | |
| 4.1 | 142 km W of Pangai, Tonga | 24 km / 15 mi | depth 220 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.