This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 6.4 Mwp
Local datetime 2025/11/09 17:03
Universal datetime 2025/11/09 08:03
Latitude 39.59 ° ± 3 km
Longitude 143.25 ° ± 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
Sendai  241 1.037562e+06
Iwaki  349 357309
Kōriyama  348 340560
Akita  272 320069
Aomori  256 298394
Morioka  183 295172
Fukushima  317 294237
Hakodate  324 275730
Yamagata  293 254538
Hachinohe  178 239046
Hirosaki  261 174972
Tomakomai  369 174806
Sakata  303 100446
Tsuruoka  312 99820
Muroran  361 96197

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 1.47
Azimuthal gap 34.43 °
Number of stations used 49
Number of phases used 49

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 08:04:19.77 -0.42 358.37 2.43 Automatic
IU YSS P 08:05:29.5 0.88 357.4 7.38 Automatic
IU INCN P 08:06:50.82 3.03 266.06 13.16 Automatic
IU MA2 P 08:08:19.2 -0.11 10.89 20.54 Automatic
IU TATO P 08:08:47.22 -2.07 237.85 23.38 Automatic
IU YAK P 08:08:52.42 -2.15 344.25 23.91 Automatic
IU ULN P 08:09:24.12 -0.35 299.76 27.15 Automatic
II TLY P 08:09:48.19 0.5 307.22 29.76 Automatic
IU BILL P 08:09:58.4 -1.69 16.52 31.16 Automatic
IU TIXI P 08:10:12.87 -1.77 351.71 32.86 Automatic
IU MIDW P 08:10:26.39 -0.98 97.1 34.29 Automatic
IU CHTO P 08:11:41.17 -1.59 254.52 43.32 Automatic
II KDAK P 08:11:48.89 -0.69 43.6 44.1 Automatic
IU MAKZ P 08:11:48.74 -0.96 300.41 44.1 Automatic
II KURK P 08:11:58.62 -1.35 306.52 45.39 Automatic
II KAPI P 08:12:32.29 2 211.45 49.58 Automatic
II AAK P 08:12:38.47 -0.65 297.19 50.43 Automatic
IU POHA P 08:13:17.12 0.07 91.96 55.62 Automatic
IU KBS P 08:13:37.64 2.17 350.21 58.16 Automatic
IU CTAO P 08:13:43.2 -0.2 176.73 59.74 Automatic
II WRAB P 08:13:41.82 -3.89 189.65 60.1 Automatic
II LVZ P 08:13:51.77 2.48 335.72 60.14 Automatic
IU KEV P 08:13:58.92 1.56 339.28 61.32 Automatic
II PALK P 08:14:16.24 -0.28 257.58 64.34 Automatic
IU MBWA P 08:14:15.42 -0.66 204.33 64.6 Automatic
IU COR P 08:14:26.42 1.09 51.36 65.52 Automatic
II MSVF P 08:14:24.19 -0.67 143.45 65.89 Automatic
II OBN P 08:14:31.92 -0.76 323.37 66.66 Automatic
II COCO P 08:14:36.52 1.66 230.09 67.37 Automatic
II KIV P 08:14:54.67 0.5 311.18 70.09 Automatic
IU GNI P 08:15:01.57 1.16 306.97 71.11 Automatic
II UOSS P 08:15:05.29 -1.75 288.06 72.26 Automatic
IU KIEV P 08:15:09.22 -1.87 322.75 72.88 Automatic
IU SFJD P 08:15:11.47 0.31 5.63 72.89 Automatic
IU KONO P 08:15:15.87 0.07 337.61 73.67 Automatic
II PFO P 08:15:29.72 -0.72 57.53 76.23 Automatic
IU RSSD P 08:15:32.34 -0.9 42.88 76.7 Automatic
IU ANTO P 08:15:41.99 -0.49 312.76 78.36 Automatic
II DGAR P 08:15:52.22 0.96 251.83 80.26 Automatic
IU TUC P 08:15:54.57 -0.6 55.42 80.71 Automatic
IU RAR P 08:15:56.52 3.57 127.63 80.74 Automatic
II ESK P 08:15:57.59 1.32 341.43 80.88 Automatic
IU ANMO P 08:15:59.92 -0.08 51 81.61 Automatic
II BFO P 08:16:08.72 -0.95 331.71 83.44 Automatic
IU CCM P 08:16:30.29 -0.38 39.91 87.69 Automatic
IU WCI P 08:16:42.42 1.24 36.71 89.91 Automatic
IU WVT P 08:16:47.34 1.69 38.94 90.88 Automatic
IU HKT P 08:16:49.42 1.35 48.03 91.42 Automatic
IU KMBO P 08:17:40.39 1.39 279.48 103 Automatic