This event was automatically detected and need to be confirmed by one of our analysts.
| Type | Event |
| Magnitude | 5.1 mb |
| Local datetime | 2017/10/18 08:48 |
| Universal datetime | 2017/10/17 23:48 |
| Latitude | 42.58 ° ± 7 km |
| Longitude | 142.48 ° ± 8 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 
|
109 | 1.883027e+06 |
| Asahikawa
|
131 | 356612 |
| Akita
|
376 | 320069 |
| Aomori
|
244 | 298394 |
| Morioka
|
337 | 295172 |
| Hakodate
|
168 | 275730 |
| Hachinohe
|
243 | 239046 |
| Kushiro
|
161 | 183612 |
| Hirosaki
|
279 | 174972 |
| Tomakomai
|
77 | 174806 |
| Obihiro
|
69 | 173890 |
| Otaru
|
140 | 143792 |
| Kitami
|
182 | 113137 |
| Muroran
|
126 | 96197 |
Korsakov 
|
452 | 35091 |
Past seismicity
This map shows the most significant earthquake around this event.
Event details
Parameters
| Evaluation status | |
|---|---|
| RMS | 0.49 |
| Azimuthal gap | 188.18 ° |
| Number of stations used | 8 |
| Number of phases used | 8 |
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 | 23:49:04.47 | -0.1 | 138.12 | 0.75 | Automatic |
| IU | MAJO | P | 23:50:30.72 | 0.24 | 210.05 | 6.87 | Automatic |
| IU | ULN | P | 23:54:17.7 | 0.33 | 294.37 | 25.27 | Automatic |
| IU | MAKZ | P | 23:56:42.69 | -0.45 | 297.4 | 42.15 | Automatic |
| II | BRVK | P | 23:57:25.92 | 0.3 | 309.05 | 47.46 | Automatic |
| II | AAK | P | 23:57:33.92 | -0.48 | 294.6 | 48.6 | Automatic |
| II | NIL | P | 23:58:11.77 | -0.69 | 284.97 | 53.67 | Automatic |
| II | KIV | P | 23:59:49.42 | 0.85 | 309.94 | 67.7 | Automatic |