This event was automatically detected and need to be confirmed by one of our analysts.
| Type | Event |
| Magnitude | 5 mb |
| Local datetime | 2025/10/06 23:58 |
| Universal datetime | 2025/10/06 14:58 |
| Latitude | 37.57 ° ± 7 km |
| Longitude | 144.25 ° ± 6 km |
| Depth | 10 km (from location) ± 0.0 km |
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Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Tokyo 
|
453 | 8.336599e+06 |
| Sendai
|
295 | 1.037562e+06 |
| Niigata
|
461 | 505272 |
| Utsunomiya
|
405 | 449865 |
| Iwaki
|
303 | 357309 |
| Kōriyama
|
343 | 340560 |
| Kawagoe
|
463 | 337931 |
| Akita
|
433 | 320069 |
| Morioka
|
362 | 295172 |
| Fukushima
|
334 | 294237 |
| Yamagata
|
354 | 254538 |
| Mito
|
361 | 246538 |
| Hachinohe
|
402 | 239046 |
| Sakata
|
413 | 100446 |
| Tsuruoka
|
407 | 99820 |
Past seismicity
This map shows only the 0 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | |
|---|---|
| RMS | 1.32 |
| Azimuthal gap | 147.89 ° |
| Number of stations used | 16 |
| Number of phases used | 16 |
Webservices
The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :
Phases
| Network | Station | Phase | Time | Residual (s) | Azimuth (°) | Distance (°) | Mode |
|---|---|---|---|---|---|---|---|
| II | ERM | P | 14:59:09.92 | 0.76 | 349.67 | 4.53 | Automatic |
| IU | MAJO | P | 14:59:14.74 | -0.18 | 259.9 | 4.93 | Automatic |
| IU | INCN | P | 15:01:20.52 | 1.58 | 275.04 | 13.96 | Automatic |
| IU | YAK | P | 15:03:31.92 | -2.42 | 344.43 | 26.07 | Automatic |
| IU | ULN | P | 15:04:00.77 | 0.81 | 302.86 | 28.87 | Automatic |
| II | TLY | P | 15:04:27.2 | 2.69 | 309.69 | 31.63 | Automatic |
| IU | CHTO | P | 15:06:05.47 | 0.31 | 257.41 | 43.59 | Automatic |
| IU | MAKZ | P | 15:06:22.39 | -1.15 | 302.35 | 45.82 | Automatic |
| II | KURK | P | 15:06:32.84 | -1.8 | 308.22 | 47.24 | Automatic |
| IU | COLA | P | 15:06:36.12 | 1.44 | 32.39 | 47.26 | Automatic |
| II | AAK | P | 15:07:11.12 | -0.47 | 298.95 | 52.07 | Automatic |
| II | WRAB | P | 15:07:52.92 | -0.15 | 190.95 | 58.25 | Automatic |
| IU | KIEV | P | 15:09:42.2 | -1.43 | 323.54 | 74.96 | Automatic |
| IU | RSSD | P | 15:09:59.84 | 1.14 | 43.06 | 77.65 | Automatic |
| II | RAYN | P | 15:10:23.14 | -0.79 | 293.89 | 82.37 | Automatic |
| II | BFO | P | 15:10:40.32 | -0.35 | 332.36 | 85.59 | Automatic |