This event was automatically detected and need to be confirmed by one of our analysts.
| Type | Event |
| Magnitude | 5 mb |
| Local datetime | 2025/04/23 07:21 |
| Universal datetime | 2025/04/22 22:21 |
| Latitude | 41.06 ° ± 8 km |
| Longitude | 143.22 ° ± 16 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 |
|---|---|---|
Sapporo 
|
273 | 1.883027e+06 |
| Sendai
|
361 | 1.037562e+06 |
| Asahikawa
|
307 | 356612 |
| Akita
|
305 | 320069 |
| Aomori
|
213 | 298394 |
| Morioka
|
231 | 295172 |
| Hakodate
|
222 | 275730 |
| Hachinohe
|
154 | 239046 |
| Kushiro
|
233 | 183612 |
| Hirosaki
|
238 | 174972 |
| Tomakomai
|
224 | 174806 |
| Obihiro
|
208 | 173890 |
| Otaru
|
300 | 143792 |
| Kitami
|
315 | 113137 |
| Muroran
|
235 | 96197 |
Past seismicity
This map shows only the 2 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | |
|---|---|
| RMS | 1.67 |
| Azimuthal gap | 205.18 ° |
| Number of stations used | 6 |
| Number of phases used | 6 |
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 | 22:22:08.17 | 1.92 | 357.42 | 0.96 | Automatic |
| IU | MAJO | P | 22:23:17.7 | 0.78 | 222.46 | 5.97 | Automatic |
| IU | YAK | P | 22:26:44.27 | -3.32 | 343.33 | 22.49 | Automatic |
| IU | ULN | P | 22:27:26.27 | 0.91 | 297.19 | 26.43 | Automatic |
| IU | BILL | P | 22:27:55.14 | 0.35 | 17.27 | 29.76 | Automatic |
| IU | CHTO | P | 22:29:52.62 | -0.64 | 253 | 43.71 | Automatic |