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 11:15
Universal datetime 2025/07/30 23:15
Latitude 52.46 ° ± 3 km
Longitude 160.54 ° ± 3 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  146 187282
Yuzhno Sakhalinsk  1417 176484
Magadan  996 95282
Korsakov  1434 35091
Kholmsk  1456 32681
Nikolayevsk na Amure  1334 27152
Okha  1184 26560
Poronaysk  1277 16677
Uglegorsk  1354 12669
Aleksandrovsk Sakhalinskiy  1280 12024
Dolinsk  1391 11989
Nogliki  1189 10098
Susuman  1362 7367
Makarov  1324 6663
Okhotsk  1323 5570

Past seismicity

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

Event details

Parameters

Evaluation status
RMS 1.42
Azimuthal gap 44.22 °
Number of stations used 55
Number of phases used 55

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 PET P 23:15:56.69 1.42 296.85 1.28 Automatic
IU MA2 P 23:17:45.97 4.49 326.46 8.95 Automatic
IU YSS P 23:18:36.5 2.99 251.43 12.7 Automatic
II ERM P 23:19:09.22 -4.11 235.18 15.69 Automatic
IU BILL P 23:19:16.22 0.61 8.09 15.86 Automatic
IU YAK P 23:19:52.32 -1.73 312.3 18.98 Automatic
IU MAJO P 23:20:30.17 0.09 233.44 22.34 Automatic
IU TIXI P 23:20:42.32 -1.67 335.65 23.66 Automatic
II KDAK P 23:21:10.54 -1.95 59.8 26.76 Automatic
IU INCN P 23:21:24.47 1.96 251.12 27.91 Automatic
IU COLA P 23:21:28.24 -0.04 44.17 28.52 Automatic
IU ULN P 23:22:13.57 -1.1 284.09 33.78 Automatic
II TLY P 23:22:17.49 0.3 291.97 34.06 Automatic
IU KIP P 23:23:44.2 1.57 118.23 44.38 Automatic
IU POHA P 23:24:05.22 1.47 116.92 47.07 Automatic
IU KBS P 23:24:07.52 0.84 352.17 47.3 Automatic
II KURK P 23:24:10.74 -2.08 302.61 48.09 Automatic
IU MAKZ P 23:24:14.97 -2.06 296.65 48.64 Automatic
IU TARA P 23:24:41.2 0 164.25 52.14 Automatic
II LVZ P 23:24:50.37 -0.54 337.6 53.11 Automatic
IU KEV P 23:24:50.97 -0.75 341.75 53.22 Automatic
II AAK P 23:25:06.62 -0.75 296.91 55.39 Automatic
IU CHTO P 23:25:25.52 0.5 259.09 57.99 Automatic
IU SFJD P 23:25:28.57 0.58 13.76 58.25 Automatic
IU RSSD P 23:25:34.69 -0.33 56.23 59.29 Automatic
II PFO P 23:25:39.49 0.15 72.74 59.95 Automatic
II OBN P 23:25:58.89 -0.79 327.8 62.89 Automatic
IU PMG P 23:25:56.79 0.13 194.86 62.92 Automatic
IU TUC P 23:26:07.67 -0.05 69.84 64.17 Automatic
IU ANMO P 23:26:11.7 0.05 64.92 64.65 Automatic
IU KONO P 23:26:18.49 1.78 344.35 65.47 Automatic
II KAPI P 23:26:24.87 0.79 224.98 67.03 Automatic
IU KIEV P 23:26:37.77 -1.15 329.36 68.97 Automatic
II KIV P 23:26:44.72 0.81 317.3 69.79 Automatic
IU CCM P 23:26:44.67 -1.59 52.66 70.19 Automatic
IU SLBS P 23:26:54.52 2.95 75.4 71.14 Automatic
II ESK P 23:26:54.77 0.97 350.33 71.39 Automatic
II MSVF P 23:26:54.72 1.78 162.45 71.84 Automatic
IU GNI P 23:26:58.37 0.91 313.66 72.03 Automatic
IU WCI P 23:26:58.39 -1.23 49.26 72.4 Automatic
IU WVT P 23:27:04.27 -1.1 51.59 73.37 Automatic
IU CTAO P 23:27:02.97 -0.43 193.98 73.61 Automatic
IU SSPA P 23:27:08.17 -1.46 42.25 74.08 Automatic
IU HKT P 23:27:10.34 0.09 61.04 74.23 Automatic
IU HRV P 23:27:14.84 0.17 37.04 74.94 Automatic
II WRAB P 23:27:16.14 -0.66 205.32 75.9 Automatic
II BFO P 23:27:23.52 -0.02 341.41 76.47 Automatic
IU ANTO P 23:27:28.4 0.66 321.51 77.17 Automatic
II PALK P 23:27:31.9 0.04 266.39 78.05 Automatic
II UOSS P 23:27:33.57 -1.36 296.35 78.6 Automatic
IU MBWA P 23:27:48.94 -0.13 218.02 81.73 Automatic
II RAYN P 23:28:09.72 -0.94 303.55 85.41 Automatic
IU BBSR P 23:28:15.89 -0.1 36.93 86.43 Automatic
IU PAB P 23:28:19.34 0.13 348.39 87.06 Automatic
IU NWAO P 23:28:45.17 -0.09 215.22 93.37 Automatic