This event was automatically detected and need to be confirmed by one of our analysts.
| Type | Event |
| Magnitude | 5.5 mb |
| Local datetime | 2025/07/31 09:51 |
| Universal datetime | 2025/07/30 21:51 |
| Latitude | 52.47 ° ± 5 km |
| Longitude | 159.35 ° ± 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 |
|---|---|---|
Petropavlovsk Kamchatskiy 
|
83 | 187282 |
| Yuzhno Sakhalinsk
|
1341 | 176484 |
| Magadan
|
952 | 95282 |
| Korsakov
|
1358 | 35091 |
| Kholmsk
|
1379 | 32681 |
| Nikolayevsk na Amure
|
1254 | 27152 |
| Okha
|
1105 | 26560 |
| Poronaysk
|
1197 | 16677 |
| Uglegorsk
|
1274 | 12669 |
| Aleksandrovsk Sakhalinskiy
|
1199 | 12024 |
| Dolinsk
|
1314 | 11989 |
| Nogliki
|
1108 | 10098 |
| Susuman
|
1325 | 7367 |
| Makarov
|
1245 | 6663 |
| Okhotsk
|
1263 | 5570 |
Past seismicity
This map shows only the 4 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | |
|---|---|
| RMS | 1.98 |
| Azimuthal gap | 128.7 ° |
| Number of stations used | 35 |
| Number of phases used | 35 |
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 | 21:54:45.72 | -2.41 | 232.67 | 15.1 | Automatic |
| IU | BILL | P | 21:55:00.49 | 0.94 | 9.67 | 15.97 | Automatic |
| IU | YAK | P | 21:55:32.67 | 2.2 | 312.8 | 18.44 | Automatic |
| IU | MAJO | P | 21:56:07.39 | 0.95 | 231.39 | 21.77 | Automatic |
| IU | TIXI | P | 21:56:24.19 | 0.63 | 336.23 | 23.36 | Automatic |
| IU | INCN | P | 21:57:01.82 | 2.94 | 249.7 | 27.22 | Automatic |
| II | KDAK | P | 21:57:04.79 | 4.12 | 59.57 | 27.38 | Automatic |
| IU | ULN | P | 21:57:52.17 | 1.15 | 283.4 | 33.07 | Automatic |
| II | TLY | P | 21:57:55.69 | 1.87 | 291.42 | 33.38 | Automatic |
| II | ALE | P | 21:59:17.12 | -0.85 | 7.26 | 43.38 | Automatic |
| IU | KBS | P | 21:59:48.94 | 0.55 | 351.89 | 47.2 | Automatic |
| II | KURK | P | 21:59:50.22 | -0.34 | 302.01 | 47.47 | Automatic |
| IU | MAKZ | P | 21:59:53.92 | -0.58 | 295.98 | 47.99 | Automatic |
| II | LVZ | P | 22:00:31.22 | -0.12 | 337.16 | 52.83 | Automatic |
| IU | KEV | P | 22:00:32.17 | -0.35 | 341.32 | 52.99 | Automatic |
| II | AAK | P | 22:00:45.17 | 0 | 296.19 | 54.74 | Automatic |
| IU | CHTO | P | 22:01:03.14 | 0.64 | 258.05 | 57.28 | Automatic |
| IU | SFJD | P | 22:01:09.37 | -2.31 | 13.25 | 58.42 | Automatic |
| II | OBN | P | 22:01:39.9 | -0.48 | 327.17 | 62.5 | Automatic |
| IU | KONO | P | 22:01:57.79 | -0.13 | 343.72 | 65.27 | Automatic |
| IU | ANMO | P | 22:02:01.49 | 3.67 | 64.13 | 65.31 | Automatic |
| IU | KIEV | P | 22:02:18.17 | -0.92 | 328.66 | 68.59 | Automatic |
| II | ESK | P | 22:02:34.92 | -0.62 | 349.62 | 71.26 | Automatic |
| IU | WCI | P | 22:02:48.9 | 2.68 | 48.47 | 72.94 | Automatic |
| IU | CTAO | P | 22:02:48.37 | 3.43 | 192.83 | 73.44 | Automatic |
| IU | SSPA | P | 22:02:50.92 | -4.05 | 41.45 | 74.56 | Automatic |
| IU | HRV | P | 22:02:56.57 | -3.13 | 36.25 | 75.37 | Automatic |
| II | WRAB | P | 22:02:53.52 | -4.07 | 204.21 | 75.6 | Automatic |
| II | BFO | P | 22:03:04.7 | -0.64 | 340.63 | 76.23 | Automatic |
| IU | ANTO | P | 22:03:07.39 | 0.07 | 320.69 | 76.71 | Automatic |
| II | PALK | P | 22:03:09.24 | -0.27 | 265.43 | 77.33 | Automatic |
| II | UOSS | P | 22:03:12.72 | -1.1 | 295.46 | 77.95 | Automatic |
| II | RAYN | P | 22:03:49.37 | -0.76 | 302.64 | 84.8 | Automatic |
| IU | BBSR | P | 22:03:57.94 | -2.68 | 36.02 | 86.86 | Automatic |
| IU | PAB | P | 22:04:00.97 | -0.02 | 347.48 | 86.91 | Automatic |