Earthquake · Reviewed by USGS
M5.5 earthquake 20 km ENE of Onagawa Chō, Japan
A magnitude 5.5 earthquake struck 20 km ENE of Onagawa Chō, Japan at Sep 18, 2023, 19:33 UTC, at a depth of 51 km. The epicentre was 33 km (21 mi) ENE of Ishinomaki. 15 people reported feeling it to USGS.
Details
| Magnitude | 5.5 mww |
|---|---|
| Time | Sep 18, 2023, 19:33 UTC |
| Depth | 51.0 km |
| Coordinates | 38.523, 141.658 |
| Felt reports | 15 |
| 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 | 77 km / 48 mi | depth 53 km | |
| 4.4 | 45 km SSE of Ōfunato, Japan | 30 km / 19 mi | depth 57 km | |
| 4.4 | 42 km SE of Onagawa Chō, Japan | 40 km / 25 mi | depth 65 km | |
| 4.3 | 66 km ESE of Onagawa Chō, Japan | 55 km / 34 mi | depth 49 km | |
| 4.4 | 95 km SE of Onagawa Chō, Japan | 92 km / 57 mi | depth 35 km | |
| 4.2 | 76 km SSE of Onagawa Chō, Japan | 78 km / 49 mi | depth 63 km | |
| 4.1 | 22 km SE of Ōfunato, Japan | 49 km / 30 mi | depth 71 km | |
| 4.2 | 69 km E of Onagawa Chō, Japan | 53 km / 33 mi | depth 56 km | |
| 5.0 | 61 km ESE of Ōfunato, Japan | 66 km / 41 mi | depth 30 km | |
| 4.2 | 25 km ESE of Ōfunato, Japan | 59 km / 37 mi | depth 65 km | |
| 4.0 | 93 km SE of Onagawa Chō, Japan | 92 km / 57 mi | depth 61 km | |
| 4.3 | 52 km ESE of Onagawa Chō, Japan | 45 km / 28 mi | depth 68 km | |
| 3.9 | 59 km ENE of Minami-Sōma, Japan | 81 km / 50 mi | depth 69 km | |
| 4.4 | 45 km SE of Ōfunato, Japan | 44 km / 28 mi | depth 63 km | |
| 4.4 | 81 km E of Minami-Sōma, Japan | 96 km / 60 mi | depth 57 km | |
| 4.2 | 15 km ESE of Ōfunato, Japan | 61 km / 38 mi | depth 62 km | |
| 4.5 | 27 km SE of Ōfunato, Japan | 44 km / 27 mi | depth 81 km | |
| 4.4 | 63 km SSE of Onagawa Chō, Japan | 68 km / 42 mi | depth 60 km | |
| 4.3 | 48 km ESE of Kamaishi, Japan | 86 km / 54 mi | depth 35 km | |
| 4.4 | 68 km ESE of Ōfunato, Japan | 70 km / 43 mi | depth 39 km | |
| 6.7 | 41 km ESE of Ōfunato, Japan | 63 km / 39 mi | depth 42 km | |
| 4.1 | 24 km ESE of Kamaishi, Japan | 85 km / 53 mi | depth 56 km | |
| 4.3 | 79 km SSE of Onagawa Chō, Japan | 81 km / 50 mi | depth 54 km | |
| 4.5 | 27 km SE of Onagawa Chō, Japan | 27 km / 17 mi | depth 78 km | |
| 4.6 | 27 km E of Onagawa Chō, Japan | 15 km / 9 mi | depth 82 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.