Earthquake · Reviewed by USGS
M4.3 earthquake 41 km SSW of Nemuro, Japan
A magnitude 4.3 earthquake struck 41 km SSW of Nemuro, Japan at Dec 27, 2025, 03:55 UTC, at a depth of 66 km. The epicentre was 42 km (26 mi) SSW of Nemuro.
Details
| Magnitude | 4.3 mb |
|---|---|
| Time | Dec 27, 2025, 03:55 UTC |
| Depth | 65.8 km |
| Coordinates | 42.966, 145.425 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.4 | 72 km SSE of Kushiro, Japan | 85 km / 53 mi | depth 42 km | |
| 4.4 | 28 km SSE of Nemuro, Japan | 31 km / 19 mi | depth 68 km | |
| 4.3 | 60 km SSE of Nemuro, Japan | 33 km / 21 mi | depth 35 km | |
| 5.0 | 27 km SSE of Nemuro, Japan | 28 km / 17 mi | depth 91 km | |
| 4.1 | 27 km SSW of Kushiro, Japan | 95 km / 59 mi | depth 107 km | |
| 4.4 | 45 km ENE of Nemuro, Japan | 76 km / 47 mi | depth 99 km | |
| 4.3 | 82 km SSE of Akkeshi, Japan | 62 km / 38 mi | depth 35 km | |
| 4.3 | 51 km ESE of Akkeshi, Japan | 14 km / 9 mi | depth 76 km | |
| 4.5 | 74 km ESE of Nemuro, Japan | 85 km / 53 mi | depth 66 km | |
| 4.8 | 38 km SSW of Nemuro, Japan | 3 km / 2 mi | depth 49 km | |
| 4.3 | 42 km E of Nemuro, Japan | 65 km / 40 mi | depth 62 km | |
| 4.3 | 57 km SE of Nemuro, Japan | 52 km / 32 mi | depth 68 km | |
| 4.2 | 19 km ENE of Akkeshi, Japan | 34 km / 21 mi | depth 111 km | |
| 5.2 | 76 km ESE of Nemuro, Japan | 78 km / 48 mi | depth 35 km | |
| 4.5 | 69 km ESE of Nemuro, Japan | 83 km / 52 mi | depth 71 km | |
| 4.8 | 58 km SSE of Akkeshi, Japan | 57 km / 35 mi | depth 35 km | |
| 4.2 | 36 km SSW of Nemuro, Japan | 7 km / 4 mi | depth 63 km | |
| 5.5 | 63 km ESE of Akkeshi, Japan | 27 km / 17 mi | depth 30 km | |
| 4.3 | 32 km SSE of Kushiro, Japan | 74 km / 46 mi | depth 62 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.