This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.3 mb
Local datetime 2025/07/28 12:10
Universal datetime 2025/07/28 03:10
Latitude 42.58 ° ± 3 km
Longitude 143.00 ° ± 4 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  146 1.883027e+06
Asahikawa  140 356612
Akita  401 320069
Aomori  273 298394
Morioka  354 295172
Hakodate  206 275730
Hachinohe  260 239046
Kushiro  121 183612
Hirosaki  307 174972
Tomakomai  119 174806
Obihiro  41 173890
Otaru  178 143792
Kitami  159 113137
Muroran  168 96197
Korsakov  452 35091

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 1.35
Azimuthal gap 110.12 °
Number of stations used 38
Number of phases used 38

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 03:10:37.52 1.87 168.17 0.58 Automatic
IU MAJO P 03:12:06.89 -0.52 213.04 7.07 Automatic
IU INCN P 03:13:37.47 1.54 253.29 13.51 Automatic
IU MA2 P 03:14:31.97 1.96 13.05 17.65 Automatic
IU YAK P 03:15:07.77 0.27 342.45 20.99 Automatic
IU TATO P 03:15:51.22 3.94 231.98 24.95 Automatic
IU ULN P 03:15:54.27 0.23 294.39 25.62 Automatic
II TLY P 03:16:15.22 0.75 302.79 27.89 Automatic
IU BILL P 03:16:20.14 1.76 18.24 28.36 Automatic
II KDAK P 03:18:19.22 2.33 45.83 42.1 Automatic
IU MAKZ P 03:18:20.4 -0.01 297.56 42.48 Automatic
II KURK P 03:18:27.97 -0.37 303.97 43.5 Automatic
IU COLA P 03:18:29.49 0.33 35.11 43.62 Automatic
IU CHTO P 03:18:30.57 -1.13 251.3 44.02 Automatic
II AAK P 03:19:11.12 -0.09 294.81 48.94 Automatic
II ALE P 03:19:50.52 -0.52 3.95 54.27 Automatic
IU KBS P 03:19:57.82 0.12 349.83 55.18 Automatic
II LVZ P 03:20:13.42 0.19 334.9 57.34 Automatic
IU KEV P 03:20:20.67 -0.43 338.6 58.46 Automatic
II WRAB P 03:20:45.52 -3.34 189.12 63.02 Automatic
II OBN P 03:20:58.94 -0.95 322.44 64.16 Automatic
II PALK P 03:21:02.2 -1.09 256.01 64.83 Automatic
II KIV P 03:21:25.72 1.17 310.19 67.99 Automatic
IU GNI P 03:21:33.72 1.76 305.97 69.18 Automatic
IU KIEV P 03:21:38.12 -1.4 322.03 70.39 Automatic
II UOSS P 03:21:42.49 -1.4 286.97 71.17 Automatic
IU RSSD P 03:22:04.17 -0.71 43.27 74.64 Automatic
II PFO P 03:22:05.44 -0.16 58.04 74.79 Automatic
IU ANTO P 03:22:13.47 -0.31 312.12 76.2 Automatic
IU TUC P 03:22:30.34 0.08 55.72 79.17 Automatic
II RAYN P 03:22:30.47 -1.45 292.41 79.51 Automatic
IU ANMO P 03:22:34.19 0.05 51.23 79.88 Automatic
II BFO P 03:22:38.12 -0.71 331.37 80.72 Automatic
IU CCM P 03:23:01.87 -1.61 39.86 85.51 Automatic
IU WCI P 03:23:12.69 -1.11 36.58 87.62 Automatic
IU WVT P 03:23:17.59 -1.12 38.78 88.67 Automatic
IU SSPA P 03:23:19.14 -1 29.79 88.96 Automatic
IU HRV P 03:23:23.42 1.08 24.72 89.42 Automatic