This event was automatically detected and need to be confirmed by one of our analysts.
| Type | Event |
| Magnitude | 5.1 mb |
| Local datetime | 2025/12/12 19:05 |
| Universal datetime | 2025/12/12 10:05 |
| Latitude | 36.27 ° ± 6 km |
| Longitude | 140.08 ° ± 5 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 
|
71 | 8.336599e+06 |
| Yokohama
|
103 | 3.574443e+06 |
| Kawasaki
|
89 | 1.306785e+06 |
| Hachiōji
|
96 | 579399 |
| Utsunomiya
|
36 | 449865 |
| Nagano
|
176 | 360176 |
| Iwaki
|
113 | 357309 |
| Kōriyama
|
129 | 340560 |
| Kawagoe
|
66 | 337931 |
| Fukushima
|
167 | 294237 |
| Maebashi
|
91 | 282711 |
| Mito
|
38 | 246538 |
| Matsumoto
|
189 | 210667 |
| Nagaoka
|
170 | 195318 |
| Kōfu
|
151 | 190000 |
Past seismicity
This map shows only the 0 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | |
|---|---|
| RMS | 1.31 |
| Azimuthal gap | 131.16 ° |
| Number of stations used | 19 |
| Number of phases used | 19 |
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 |
|---|---|---|---|---|---|---|---|
| IU | MAJO | P | 10:05:44.74 | 2.51 | 280.87 | 1.53 | Automatic |
| IU | MA2 | P | 10:10:35.32 | 2.57 | 13.2 | 24.31 | Automatic |
| IU | YAK | P | 10:10:54.52 | 1.28 | 349.09 | 26.57 | Automatic |
| IU | ULN | P | 10:10:55.12 | -1.11 | 305.94 | 26.85 | Automatic |
| IU | BILL | P | 10:12:07.47 | -0.83 | 16.8 | 35.06 | Automatic |
| IU | TIXI | P | 10:12:13.94 | -1.05 | 354 | 35.84 | Automatic |
| II | KURK | P | 10:13:33.37 | -1.45 | 308.66 | 45.42 | Automatic |
| II | AAK | P | 10:14:08.17 | -0.51 | 298.67 | 49.76 | Automatic |
| IU | COLA | P | 10:14:12.12 | 0.86 | 31.76 | 50.13 | Automatic |
| II | WRAB | P | 10:14:53.89 | -1.03 | 186.45 | 56.46 | Automatic |
| II | ALE | P | 10:15:27.52 | -0.09 | 3.27 | 60.7 | Automatic |
| II | KIV | P | 10:16:30.52 | 0.03 | 310.71 | 70.37 | Automatic |
| IU | KIEV | P | 10:16:50.22 | -1.92 | 321.99 | 73.97 | Automatic |
| II | PFO | P | 10:17:26.99 | 0.19 | 55.29 | 80.15 | Automatic |
| IU | TUC | P | 10:17:49.87 | -0.55 | 53.31 | 84.68 | Automatic |
| II | BFO | P | 10:17:51.22 | -1.56 | 330.14 | 85.12 | Automatic |
| IU | ANMO | P | 10:17:55.52 | 0.15 | 48.94 | 85.66 | Automatic |
| IU | CCM | P | 10:18:25.27 | 0.52 | 37.95 | 91.84 | Automatic |
| IU | CASY | P | 10:19:23.22 | 1.99 | 191.85 | 105.04 | Automatic |