Earthquake · Reviewed by USGS
M4.6 earthquake 27 km E of Onagawa Chō, Japan
A magnitude 4.6 earthquake struck 27 km E of Onagawa Chō, Japan at Apr 4, 2026, 10:36 UTC, at a depth of 82 km. The epicentre was 41 km (25 mi) E of Ishinomaki.
Details
| Magnitude | 4.6 mwr |
|---|---|
| Time | Apr 4, 2026, 10:36 UTC |
| Depth | 81.7 km |
| Coordinates | 38.422, 141.767 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 4.5 | 74 km SSE of Onagawa Chō, Japan | 64 km / 40 mi | depth 53 km | |
| 4.4 | 45 km SSE of Ōfunato, Japan | 34 km / 21 mi | depth 57 km | |
| 4.4 | 42 km SE of Onagawa Chō, Japan | 27 km / 17 mi | depth 65 km | |
| 4.6 | 54 km E of Namie, Japan | 100 km / 62 mi | depth 55 km | |
| 4.3 | 66 km ESE of Onagawa Chō, Japan | 41 km / 25 mi | depth 49 km | |
| 4.4 | 95 km SE of Onagawa Chō, Japan | 78 km / 48 mi | depth 35 km | |
| 4.2 | 76 km SSE of Onagawa Chō, Japan | 65 km / 41 mi | depth 63 km | |
| 4.1 | 22 km SE of Ōfunato, Japan | 56 km / 35 mi | depth 71 km | |
| 4.2 | 69 km E of Onagawa Chō, Japan | 41 km / 26 mi | depth 56 km | |
| 4.2 | 33 km E of Minami-Sōma, Japan | 98 km / 61 mi | depth 63 km | |
| 4.2 | 96 km E of Namie, Japan | 98 km / 61 mi | depth 40 km | |
| 5.0 | 61 km ESE of Ōfunato, Japan | 65 km / 40 mi | depth 30 km | |
| 4.2 | 25 km ESE of Ōfunato, Japan | 66 km / 41 mi | depth 65 km | |
| 4.0 | 93 km SE of Onagawa Chō, Japan | 78 km / 49 mi | depth 61 km | |
| 4.3 | 52 km ESE of Onagawa Chō, Japan | 30 km / 19 mi | depth 68 km | |
| 3.9 | 59 km ENE of Minami-Sōma, Japan | 71 km / 44 mi | depth 69 km | |
| 4.4 | 45 km SE of Ōfunato, Japan | 46 km / 29 mi | depth 63 km | |
| 4.4 | 81 km E of Minami-Sōma, Japan | 84 km / 52 mi | depth 57 km | |
| 4.2 | 15 km ESE of Ōfunato, Japan | 70 km / 44 mi | depth 62 km | |
| 4.5 | 27 km SE of Ōfunato, Japan | 51 km / 32 mi | depth 81 km | |
| 4.4 | 63 km SSE of Onagawa Chō, Japan | 56 km / 35 mi | depth 60 km | |
| 4.3 | 48 km ESE of Kamaishi, Japan | 89 km / 55 mi | depth 35 km | |
| 4.4 | 68 km ESE of Ōfunato, Japan | 67 km / 42 mi | depth 39 km | |
| 6.7 | 41 km ESE of Ōfunato, Japan | 66 km / 41 mi | depth 42 km | |
| 4.1 | 24 km ESE of Kamaishi, Japan | 91 km / 57 mi | depth 56 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.