This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.1 mb
Local datetime 2025/06/24 02:55
Universal datetime 2025/06/23 17:55
Latitude 42.60 ° ± 5 km
Longitude 143.56 ° ± 10 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  189 1.883027e+06
Asahikawa  161 356612
Akita  433 320069
Aomori  308 298394
Morioka  379 295172
Hakodate  250 275730
Hachinohe  287 239046
Kushiro  79 183612
Hirosaki  342 174972
Tomakomai  165 174806
Obihiro  49 173890
Otaru  221 143792
Kitami  142 113137
Muroran  214 96197
Korsakov  454 35091

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 2.05
Azimuthal gap 172.21 °
Number of stations used 13
Number of phases used 13

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 17:55:31.27 2.45 207.35 0.66 Automatic
IU YSS P 17:56:25.65 3.2 352.84 4.4 Automatic
IU MAJO P 17:56:59.82 -2.85 216.05 7.32 Automatic
IU YAK P 17:59:56.57 -3.94 341.79 21.1 Automatic
IU ULN P 18:00:50.57 1.35 294.38 25.99 Automatic
II TLY P 18:01:11.49 2.18 302.72 28.23 Automatic
IU MAKZ P 18:03:14.74 -0.04 297.71 42.84 Automatic
IU COLA P 18:03:20.7 1.16 35.14 43.37 Automatic
II KURK P 18:03:22.44 -0.39 304.09 43.84 Automatic
IU CHTO P 18:03:26.69 -0.02 251.8 44.42 Automatic
IU KBS P 18:04:48.59 -1.31 349.92 55.23 Automatic
II KIV P 18:06:18.72 0.44 310.46 68.3 Automatic
IU KIEV P 18:06:30.57 -2.23 322.29 70.63 Automatic