This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.8 mb
Local datetime 2021/10/06 02:46
Universal datetime 2021/10/05 17:46
Latitude 40.07 ° ± 3 km
Longitude 142.26 ° ± 4 km
Depth 57 km (from location) ± 5 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  225 1.037562e+06
Kōriyama  337 340560
Akita  190 320069
Aomori  156 298394
Morioka  104 295172
Fukushima  301 294237
Hakodate  231 275730
Yamagata  261 254538
Hachinohe  79 239046
Hirosaki  162 174972
Tomakomai  293 174806
Obihiro  327 173890
Sakata  243 100446
Tsuruoka  259 99820
Muroran  275 96197

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 1.53
Azimuthal gap 85.58 °
Number of stations used 51
Number of phases used 51

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 17:46:35.52 -0.86 18.82 2.06 Automatic
IU MAJO P 17:47:13.27 0.1 223.4 4.75 Automatic
IU YSS P 17:47:41.95 -0.62 2.83 6.9 Automatic
IU INCN P 17:49:01.62 2.75 263 12.45 Automatic
IU PET P 17:50:01.57 2.25 35.27 17.09 Automatic
IU MA2 P 17:50:33.62 -0.92 12.51 20.23 Automatic
IU TATO P 17:51:04.72 0.49 235.31 23.01 Automatic
IU YAK P 17:51:03.7 -3.5 345 23.25 Automatic
IU ULN P 17:51:32.82 -1.73 299.03 26.26 Automatic
II TLY P 17:51:57.17 -0.71 306.71 28.87 Automatic
IU ADK P 17:52:11.42 0.04 53.27 30.39 Automatic
IU BILL P 17:52:15.27 -0.5 17.33 30.92 Automatic
IU CHTO P 17:53:54.69 -1.14 253.17 42.72 Automatic
IU MAKZ P 17:53:59.39 -0.98 299.74 43.2 Automatic
II KDAK P 17:54:08.54 -0.37 43.87 44.27 Automatic
II KURK P 17:54:09.17 -1.54 305.95 44.49 Automatic
IU COLA P 17:54:23.32 0.7 33.65 46.01 Automatic
II AAK P 17:54:49.22 -0.89 296.48 49.53 Automatic
II KAPI P 17:54:47.72 -0.54 210.05 49.61 Automatic
II ALE P 17:55:43.67 0.07 3.72 56.81 Automatic
II LVZ P 17:56:03.62 1.87 335.37 59.39 Automatic
IU CTAO P 17:56:02.97 -1.53 175.68 60.27 Automatic
II WRAB P 17:56:03.24 -2.52 188.54 60.45 Automatic
IU KEV P 17:56:10.92 0.83 338.95 60.6 Automatic
IU MBWA P 17:56:33.17 -1.33 203.28 64.73 Automatic
II OBN P 17:56:44.72 -0.12 322.87 65.82 Automatic
II MSVF P 17:56:49.32 1.5 142.68 66.73 Automatic
II KIV P 17:57:06.57 0.38 310.59 69.2 Automatic
IU GNI P 17:57:15.67 3.23 306.36 70.22 Automatic
II FFC P 17:57:14.2 -0.36 33.48 70.52 Automatic
II UOSS P 17:57:18.12 -1.16 287.35 71.39 Automatic
IU KIEV P 17:57:22.27 -1.26 322.21 72.04 Automatic
IU SFJD P 17:57:25.72 -0.49 5.24 72.49 Automatic
IU KONO P 17:57:31.32 2.4 337.13 72.94 Automatic
II BORG P 17:57:39.82 2.35 352.81 74.4 Automatic
IU NWAO P 17:57:45.69 -0.67 201.41 76.57 Automatic
II PFO P 17:57:50.4 0.04 57.09 76.61 Automatic
IU RSSD P 17:57:51.27 -0.3 42.45 76.86 Automatic
IU ANTO P 17:57:54.74 -0.23 312.16 77.48 Automatic
II RAYN P 17:58:06.82 -1.51 292.38 79.96 Automatic
II ESK P 17:58:12.42 2.53 340.89 80.18 Automatic
IU TUC P 17:58:14.69 0.3 54.92 81.06 Automatic
IU ANMO P 17:58:19.57 0.72 50.49 81.89 Automatic
II BFO P 17:58:22.27 -0.69 331.13 82.66 Automatic
II TAU P 17:58:23.72 2.38 176.27 83.1 Automatic
IU CCM P 17:58:45.49 -3 39.31 87.8 Automatic
IU WCI P 17:58:58.39 -0.35 36.07 89.98 Automatic
IU WVT P 17:59:02.87 -0.51 38.29 90.98 Automatic
IU SSPA P 17:59:05.72 0.24 29.3 91.42 Automatic
IU PAB P 17:59:22.72 1.85 334.8 94.76 Automatic
IU KMBO P 17:59:55.87 3.3 278.92 102.17 Automatic