This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.2 mb
Local datetime 2025/10/22 18:17
Universal datetime 2025/10/22 09:17
Latitude 42.91 ° ± 5 km
Longitude 145.56 ° ± 5 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
Sapporo  345 1.883027e+06
Asahikawa  274 356612
Aomori  465 298394
Hakodate  416 275730
Hachinohe  428 239046
Kushiro  97 183612
Yuzhno Sakhalinsk  502 176484
Hirosaki  497 174972
Tomakomai  329 174806
Obihiro  195 173890
Otaru  375 143792
Kitami  170 113137
Muroran  381 96197
Korsakov  469 35091
Nevelsk  510 17000

Past seismicity

  This map shows only the 2 most significant earthquakes around this event.

Event details

Parameters

Evaluation status
RMS 1.27
Azimuthal gap 134.46 °
Number of stations used 24
Number of phases used 24

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
II ERM P 09:18:04.67 2.76 244 1.99 Automatic
IU YSS P 09:18:37.80 1.3 334.88 4.51 Automatic
IU MAJO P 09:19:32.9 0.58 224.04 8.51 Automatic
IU YAK P 09:22:18.77 3.63 339.31 21.29 Automatic
IU ULN P 09:23:11.87 -0.82 293.97 27.2 Automatic
IU COLA P 09:25:23.29 0.84 35.4 42.26 Automatic
IU MAKZ P 09:25:35.42 -1.19 298.05 43.99 Automatic
II KURK P 09:25:42.17 -1.51 304.34 44.88 Automatic
IU CHTO P 09:25:51.7 -0.07 253.29 45.91 Automatic
II AAK P 09:26:26.57 -0.89 295.61 50.5 Automatic
IU KEV P 09:27:27.67 -0.34 339.19 58.82 Automatic
II WRAB P 09:27:57.37 -0.25 191.76 63.69 Automatic
II OBN P 09:28:08.97 -0.95 323.38 65.03 Automatic
II FFC P 09:28:21.9 -0.15 35.5 66.78 Automatic
II KIV P 09:28:36.62 0.17 311.35 69.2 Automatic
IU KIEV P 09:28:47.32 -1.89 323.18 71.27 Automatic
II UOSS P 09:28:56.99 -1.38 288.42 72.87 Automatic
IU RSSD P 09:29:00.7 -0.06 44.68 73.1 Automatic
IU ANTO P 09:29:24.34 -0.29 313.51 77.36 Automatic
IU TUC P 09:29:26.2 1.15 57.3 77.42 Automatic
IU ANMO P 09:29:30.19 0.98 52.8 78.19 Automatic
II BFO P 09:29:45.72 -0.56 332.83 81.3 Automatic
IU CCM P 09:29:59.67 -0.69 41.49 84.03 Automatic
IU WVT P 09:30:15.74 -0.36 40.48 87.21 Automatic