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 04:01
Universal datetime 2025/07/30 16:01
Latitude 51.85 ° ± 7 km
Longitude 160.75 ° ± 6 km
Depth 10 km (from location) ± 0.0 km

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See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Petropavlovsk Kamchatskiy  198 187282
Yuzhno Sakhalinsk  1410 176484
Magadan  1061 95282
Korsakov  1426 35091
Kholmsk  1451 32681
Nikolayevsk na Amure  1363 27152
Okha  1215 26560
Poronaysk  1282 16677
Uglegorsk  1360 12669
Aleksandrovsk Sakhalinskiy  1295 12024
Dolinsk  1386 11989
Nogliki  1209 10098
Susuman  1429 7367
Makarov  1325 6663
Okhotsk  1380 5570

Past seismicity

  This map shows only the 4 most significant earthquakes around this event.

Event details

Parameters

Evaluation status
RMS 1.47
Azimuthal gap 176.21 °
Number of stations used 16
Number of phases used 16

Webservices

The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :

QuakeML GeoJSON Text

Phases

Network Station Phase Time Residual (s) Azimuth (°) Distance (°) Mode
IU YSS P 16:04:17.35 2.64 254.36 12.64 Automatic
IU BILL P 16:05:06.29 0.64 7.54 16.45 Automatic
IU YAK P 16:05:39.32 -2.78 313.5 19.49 Automatic
IU MAJO P 16:06:08.94 -0.89 235 22.09 Automatic
IU TIXI P 16:06:31.72 -0.45 336.12 24.27 Automatic
II KDAK P 16:06:55.82 -0.99 58.79 26.96 Automatic
IU COLA P 16:07:14.64 0.72 43.4 28.88 Automatic
II TLY P 16:08:02.19 -0.51 292.89 34.41 Automatic
IU KBS P 16:09:57.9 3.09 352.29 47.92 Automatic
II KURK P 16:09:56.82 -1.86 303.17 48.53 Automatic
IU MAKZ P 16:10:02.24 -0.25 297.24 49.03 Automatic
II LVZ P 16:10:37.47 -0.43 337.84 53.73 Automatic
IU KEV P 16:10:40.27 1.51 341.96 53.84 Automatic
IU CHTO P 16:11:07.47 -0.11 259.64 58 Automatic
IU RSSD P 16:11:18.19 -0.95 56.04 59.53 Automatic
II OBN P 16:11:46.67 0.62 328.07 63.48 Automatic