Earthquake · Reviewed by USGS
M4.9 earthquake 93 km ENE of Hihifo, Tonga
A magnitude 4.9 earthquake struck 93 km ENE of Hihifo, Tonga at Aug 10, 2026, 01:20 UTC, at a depth of 10 km. The epicentre was 233 km (145 mi) SW of Apia.
Details
| Magnitude | 4.9 mb |
|---|---|
| Time | Aug 10, 2026, 01:20 UTC |
| Depth | 10.0 km |
| Coordinates | -15.510, -173.059 |
| 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 |
|---|---|---|---|---|
| 5.0 | 95 km NNE of Hihifo, Tonga | 53 km / 33 mi | depth 10 km | |
| 4.9 | 104 km NNE of Hihifo, Tonga | 52 km / 32 mi | depth 23 km | |
| 5.2 | 92 km NNE of Hihifo, Tonga | 41 km / 25 mi | depth 10 km | |
| 4.5 | 61 km N of Hihifo, Tonga | 78 km / 49 mi | depth 79 km | |
| 4.1 | 17 km NE of Hihifo, Tonga | 76 km / 47 mi | depth 99 km | |
| 4.7 | 106 km NE of Hihifo, Tonga | 35 km / 22 mi | depth 10 km | |
| 4.5 | 97 km NNE of Hihifo, Tonga | 51 km / 31 mi | depth 10 km | |
| 4.9 | 45 km E of Hihifo, Tonga | 65 km / 40 mi | depth 10 km | |
| 4.7 | 84 km E of Hihifo, Tonga | 66 km / 41 mi | depth 10 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.