Earthquake · Reviewed by USGS
M4.6 earthquake 48 km ESE of Iwaki, Japan
A magnitude 4.6 earthquake struck 48 km ESE of Iwaki, Japan at Aug 27, 2026, 19:45 UTC, at a depth of 49 km. The epicentre was 48 km (30 mi) ESE of Iwaki.
Details
| Magnitude | 4.6 mb |
|---|---|
| Time | Aug 27, 2026, 19:45 UTC |
| Depth | 49.1 km |
| Coordinates | 36.910, 141.400 |
| 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 | 100 km ESE of Takahagi, Japan | 65 km / 40 mi | depth 36 km | |
| 4.6 | 124 km ESE of Iwaki, Japan | 76 km / 47 mi | depth 46 km | |
| 4.3 | 3 km SSW of Funaishikawa, Japan | 92 km / 57 mi | depth 77 km | |
| 4.5 | 25 km ESE of Iwaki, Japan | 23 km / 14 mi | depth 60 km | |
| 4.3 | 92 km ESE of Tomioka, Japan | 51 km / 32 mi | depth 38 km | |
| 4.5 | 91 km E of Namie, Japan | 89 km / 55 mi | depth 35 km | |
| 3.9 | 18 km E of Ōarai, Japan | 85 km / 53 mi | depth 43 km | |
| 4.6 | 54 km E of Namie, Japan | 72 km / 45 mi | depth 55 km | |
| 4.5 | 104 km E of Tomioka, Japan | 80 km / 50 mi | depth 35 km | |
| 4.3 | 9 km NE of Tomioka, Japan | 59 km / 37 mi | depth 83 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.