Earthquake · Reviewed by USGS
M4.1 earthquake 8 km W of Wassamu, Japan
A magnitude 4.1 earthquake struck 8 km W of Wassamu, Japan at Oct 4, 2025, 02:23 UTC, at a depth of 212 km. The epicentre was 14 km (9 mi) SSW of Minamishibetsucho.
Details
| Magnitude | 4.1 mb |
|---|---|
| Time | Oct 4, 2025, 02:23 UTC |
| Depth | 211.9 km |
| Coordinates | 44.032, 142.316 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.0 | 18 km W of Oketo, Japan | 94 km / 58 mi | depth 169 km | |
| 4.2 | 0 km NNW of Nayoro, Japan | 38 km / 23 mi | depth 22 km | |
| 4.2 | 13 km SW of Wassamu, Japan | 10 km / 6 mi | depth 190 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.