M4.8 Earthquake — 258 km ESE of Onagawa Chō, Japan
M4.8 Earthquake — 258 km ESE of Onagawa Chō, Japan is one of 9,000 earthquakes in the SeismicGuard dataset. Key details — Magnitude: 4.8; Location: 258 km ESE of Onagawa Chō, Japan; Date/time (UTC): 2025-09-27 13:37 UTC.
| Magnitude | 4.8 |
|---|---|
| Location | 258 km ESE of Onagawa Chō, Japan |
| Date/time (UTC) | 2025-09-27 13:37 UTC |
| Depth (km) | 10 |
| Felt reports | 0 |
| Tsunami flag | No |
| USGS event ID | us6000rdbz |
| Official record | https://earthquake.usgs.gov/earthquakes/eventpage/us6000rdbz |