This event was automatically detected and need to be confirmed by one of our analysts.
| Type | Event |
| Magnitude | 5 mb |
| Local datetime | 2025/07/31 23:30 |
| Universal datetime | 2025/07/31 11:30 |
| Latitude | 52.01 ° ± 8 km |
| Longitude | 158.82 ° ± 9 km |
| Depth | 77 km (from location) ± 7 km |
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Testify !Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Petropavlovsk Kamchatskiy 
|
118 | 187282 |
| Yuzhno Sakhalinsk
|
1290 | 176484 |
| Magadan
|
979 | 95282 |
| Korsakov
|
1306 | 35091 |
| Kholmsk
|
1329 | 32681 |
| Nikolayevsk na Amure
|
1230 | 27152 |
| Okha
|
1083 | 26560 |
| Vanino
|
1352 | 18618 |
| Poronaysk
|
1153 | 16677 |
| Uglegorsk
|
1231 | 12669 |
| Aleksandrovsk Sakhalinskiy
|
1163 | 12024 |
| Dolinsk
|
1264 | 11989 |
| Nogliki
|
1075 | 10098 |
| Makarov
|
1198 | 6663 |
| Okhotsk
|
1274 | 5570 |
Past seismicity
This map shows only the 3 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | |
|---|---|
| RMS | 1.68 |
| Azimuthal gap | 187.74 ° |
| Number of stations used | 10 |
| Number of phases used | 10 |
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 | PET | P | 11:31:11.99 | -1.31 | 354.12 | 1.02 | Automatic |
| IU | YSS | P | 11:33:40.0 | 3.35 | 250.44 | 11.56 | Automatic |
| IU | BILL | P | 11:34:40.37 | -0.39 | 10.08 | 16.47 | Automatic |
| IU | YAK | P | 11:35:04.77 | -0.15 | 314.03 | 18.52 | Automatic |
| IU | MAJO | P | 11:35:30.79 | -3.22 | 231.37 | 21.23 | Automatic |
| IU | TIXI | P | 11:35:59.9 | 0.2 | 336.91 | 23.65 | Automatic |
| IU | COLA | P | 11:36:53.74 | 1.28 | 43.62 | 29.58 | Automatic |
| II | ALE | P | 11:38:54.2 | 0.21 | 7.12 | 43.87 | Automatic |
| II | KURK | P | 11:39:20.89 | -1.22 | 302.11 | 47.44 | Automatic |
| IU | KBS | P | 11:39:24.59 | 1.26 | 351.82 | 47.6 | Automatic |