Earthquake · Reviewed by USGS
M4.9 earthquake 76 km E of Yokohama, Japan
A magnitude 4.9 earthquake struck 76 km E of Yokohama, Japan at Dec 9, 2025, 00:18 UTC, at a depth of 55 km. The epicentre was 78 km (49 mi) E of Mutsu.
Details
| Magnitude | 4.9 mb |
|---|---|
| Time | Dec 9, 2025, 00:18 UTC |
| Depth | 54.9 km |
| Coordinates | 41.210, 142.145 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.2 | 37 km E of Hachinohe, Japan | 75 km / 47 mi | depth 60 km | |
| 5.1 | 72 km ENE of Noda, Japan | 95 km / 59 mi | depth 38 km | |
| 4.2 | 99 km ENE of Noda, Japan | 98 km / 61 mi | depth 35 km | |
| 4.2 | 93 km ENE of Noda, Japan | 99 km / 62 mi | depth 42 km | |
| 4.3 | 42 km SW of Urakawa, Japan | 83 km / 52 mi | depth 71 km | |
| 4.2 | 20 km SW of Urakawa, Japan | 98 km / 61 mi | depth 71 km | |
| 4.4 | 37 km NNE of Kuji, Japan | 82 km / 51 mi | depth 68 km | |
| 4.2 | 36 km NE of Kuji, Japan | 84 km / 52 mi | depth 59 km | |
| 4.7 | 28 km N of Mutsu, Japan | 81 km / 50 mi | depth 126 km | |
| 4.1 | 30 km SW of Urakawa, Japan | 89 km / 55 mi | depth 83 km | |
| 4.9 | 113 km ENE of Kuji, Japan | 82 km / 51 mi | depth 40 km | |
| 4.0 | 54 km ENE of Kuji, Japan | 88 km / 55 mi | depth 47 km | |
| 4.6 | 75 km ENE of Mutsu, Japan | 44 km / 27 mi | depth 62 km | |
| 4.3 | 33 km S of Shizunai-furukawachō, Japan | 93 km / 58 mi | depth 66 km | |
| 4.4 | 32 km ENE of Kuji, Japan | 96 km / 60 mi | depth 57 km | |
| 4.6 | 34 km SSW of Shizunai-furukawachō, Japan | 93 km / 58 mi | depth 61 km | |
| 4.8 | 69 km NE of Kuji, Japan | 66 km / 41 mi | depth 59 km | |
| 6.0 | 32 km SSW of Honchō, Japan | 90 km / 56 mi | depth 41 km | |
| 4.8 | 81 km SW of Urakawa, Japan | 45 km / 28 mi | depth 69 km | |
| 4.2 | 90 km ENE of Hachinohe, Japan | 47 km / 29 mi | depth 44 km | |
| 4.0 | 31 km E of Hachinohe, Japan | 86 km / 53 mi | depth 68 km | |
| 4.3 | 52 km ENE of Kuji, Japan | 87 km / 54 mi | depth 65 km | |
| 4.3 | 64 km NE of Kuji, Japan | 70 km / 43 mi | depth 50 km | |
| 4.2 | 64 km ENE of Noda, Japan | 98 km / 61 mi | depth 39 km | |
| 4.2 | 38 km ENE of Kuji, Japan | 93 km / 58 mi | depth 55 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.