This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.2 mb
Local datetime 2025/08/19 07:19
Universal datetime 2025/08/18 22:19
Latitude 42.14 ° ± 3 km
Longitude 140.47 ° ± 4 km
Depth 130 km (from location) ± 6 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  126 1.883027e+06
Asahikawa  238 356612
Akita  272 320069
Aomori  147 298394
Morioka  274 295172
Hakodate  44 275730
Hachinohe  202 239046
Kushiro  334 183612
Hirosaki  174 174972
Tomakomai  105 174806
Obihiro  238 173890
Otaru  124 143792
Kitami  338 113137
Sakata  361 100446
Muroran  48 96197

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 0.97
Azimuthal gap 44.91 °
Number of stations used 47
Number of phases used 47

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 22:20:39.95 1.27 17.89 5.09 Automatic
IU MAJO P 22:20:48.64 -0.39 198.14 5.86 Automatic
IU MA2 P 22:23:31.97 0.67 16.52 18.56 Automatic
IU YAK P 22:23:54.12 -2.54 345.75 20.9 Automatic
IU TATO P 22:24:19.4 -0.98 228.36 23.23 Automatic
IU ULN P 22:24:27.77 -0.89 295.24 24.11 Automatic
IU BILL P 22:25:15.79 0.15 19.48 29.38 Automatic
IU TIXI P 22:25:19.47 -1.98 352.73 30.05 Automatic
IU MIDW P 22:26:18.77 -0.71 98.43 36.72 Automatic
IU MAKZ P 22:26:55.97 0.21 297.26 41.03 Automatic
IU CHTO P 22:27:03.94 0.1 249.37 42.11 Automatic
II KURK P 22:27:05.17 -0.14 303.79 42.2 Automatic
II KDAK P 22:27:16.74 -0.96 45.19 43.74 Automatic
IU COLA P 22:27:28.34 0.29 34.72 45.05 Automatic
II KAPI P 22:28:12.37 2.49 207.06 50.78 Automatic
II ALE P 22:28:42.7 0 3.55 54.83 Automatic
IU KIP P 22:28:42.49 -0.09 91.89 54.95 Automatic
IU KBS P 22:28:47.7 1.74 349.46 55.28 Automatic
II LVZ P 22:28:57.37 0.15 334.41 56.94 Automatic
IU POHA P 22:29:02.92 0.12 91.77 57.81 Automatic
IU KEV P 22:29:05.97 0.05 338.07 58.18 Automatic
II WRAB P 22:29:29.44 -1.45 186.49 62.33 Automatic
II OBN P 22:29:40.64 -0.52 321.6 63.36 Automatic
IU COR P 22:29:56.99 1.48 51.05 65.56 Automatic
II KIV P 22:30:04.32 0.66 309.12 66.84 Automatic
IU GNI P 22:30:11.67 1.23 304.84 67.91 Automatic
IU XMAS P 22:30:10.84 -0.18 108.03 68.23 Automatic
II MSVF P 22:30:16.42 0.85 141.58 69.19 Automatic
II UOSS P 22:30:19.87 -0.14 285.61 69.51 Automatic
IU KIEV P 22:30:19.82 -1 320.96 69.57 Automatic
IU KONO P 22:30:26.87 0.36 336.09 70.5 Automatic
IU SFJD P 22:30:27.82 1.11 4.57 70.54 Automatic
II BORG P 22:30:38.47 1.95 351.95 72.16 Automatic
IU ANTO P 22:30:53.92 0.35 310.82 75.09 Automatic
IU RSSD P 22:30:59.34 -0.76 41.85 76.23 Automatic
II PFO P 22:31:01.22 -0.84 56.5 76.6 Automatic
II ESK P 22:31:08.72 -0.09 339.83 77.78 Automatic
II RAYN P 22:31:08.62 -0.69 290.92 77.94 Automatic
II BFO P 22:31:21.67 -0.26 329.98 80.19 Automatic
IU TUC P 22:31:25.44 -0.38 54.14 80.95 Automatic
IU ANMO P 22:31:29.42 0.15 49.67 81.6 Automatic
IU CCM P 22:31:55.59 -1.07 38.24 87.03 Automatic
IU WCI P 22:32:05.94 -0.4 34.92 89.07 Automatic
IU WVT P 22:32:10.97 -0.43 37.09 90.16 Automatic
IU SSPA P 22:32:12.9 0.24 28.1 90.25 Automatic
IU PAB P 22:32:21.39 -0.01 333.6 92.31 Automatic
IU KMBO P 22:32:58.34 1.31 278.12 100.53 Automatic