This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.7 mb
Local datetime 2018/05/18 03:42
Universal datetime 2018/05/17 18:42
Latitude 42.78 ° ± 6 km
Longitude 145.50 ° ± 6 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  341 1.883027e+06
Asahikawa  275 356612
Aomori  453 298394
Morioka  500 295172
Hakodate  408 275730
Hachinohe  415 239046
Kushiro  94 183612
Yuzhno Sakhalinsk  513 176484
Hirosaki  485 174972
Tomakomai  324 174806
Obihiro  191 173890
Otaru  372 143792
Kitami  176 113137
Muroran  374 96197
Korsakov  480 35091

Past seismicity

  This map shows only the 2 most significant earthquakes around this event.

Event details

Parameters

Evaluation status
RMS 1.09
Azimuthal gap 178.16 °
Number of stations used 28
Number of phases used 28

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 18:42:44.87 1.63 246.91 1.89 Automatic
IU YSS P 18:43:23.0 2.44 336.03 4.61 Automatic
IU MAJO P 18:44:11.57 -0.92 224.4 8.39 Automatic
IU INCN P 18:45:47.37 -0.4 256.12 15.34 Automatic
IU MA2 P 18:46:11.42 1.29 9.1 17.1 Automatic
IU YAK P 18:46:56.17 -2.8 339.49 21.4 Automatic
IU ULN P 18:47:55.22 -0.26 294.19 27.21 Automatic
IU BILL P 18:47:56.7 -2.65 16.75 27.62 Automatic
II KDAK P 18:49:52.59 0.75 46.24 40.64 Automatic
IU MAKZ P 18:50:19.2 -0.45 298.15 44.02 Automatic
II NIL P 18:51:48.87 0.11 286.46 55.75 Automatic
II LVZ P 18:52:03.72 -0.68 335.48 57.93 Automatic
IU KEV P 18:52:11.17 -0.26 339.21 58.93 Automatic
II OBN P 18:52:52.37 -0.75 323.39 65.11 Automatic
II PALK P 18:53:02.32 0.31 257.81 66.67 Automatic
II KIV P 18:53:19.67 0.21 311.36 69.25 Automatic
IU SFJD P 18:53:21.57 0.3 6.65 69.53 Automatic
IU GNI P 18:53:28.67 1.33 307.21 70.54 Automatic
IU KIEV P 18:53:31.32 -1.05 323.17 71.35 Automatic
IU KONO P 18:53:32.72 0.32 338.22 71.35 Automatic
II UOSS P 18:53:40.52 -0.54 288.42 72.86 Automatic
IU ANTO P 18:54:08.7 0.43 313.49 77.41 Automatic
II BFO P 18:54:29.17 -0.31 332.8 81.4 Automatic
IU WCI P 18:54:54.82 0.19 38.21 86.35 Automatic
IU WVT P 18:54:59.57 0.16 40.43 87.34 Automatic
IU SSPA P 18:55:02.22 0.32 31.44 87.85 Automatic
IU HRV P 18:55:05.97 1.21 26.39 88.45 Automatic
IU PAB P 18:55:27.27 0.07 337.17 93.27 Automatic