This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.2 mb
Local datetime 2018/04/12 22:37
Universal datetime 2018/04/12 13:37
Latitude 38.37 ° ± 8 km
Longitude 142.02 ° ± 7 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  88 1.037562e+06
Niigata  266 505272
Utsunomiya  277 449865
Iwaki  176 357309
Kōriyama  179 340560
Akita  224 320069
Morioka  169 295172
Fukushima  153 294237
Yamagata  149 254538
Mito  260 246538
Hachinohe  242 239046
Nagaoka  296 195318
Hirosaki  279 174972
Sakata  199 100446
Tsuruoka  195 99820

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 1.33
Azimuthal gap 190 °
Number of stations used 17
Number of phases used 17

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 MAJO P 13:38:32.12 2.84 240.18 3.53 Automatic
II ERM P 13:38:34.12 2.01 13.01 3.75 Automatic
IU YSS P 13:39:40.25 1.46 3.37 8.61 Automatic
IU ULN P 13:43:16.42 -0.05 301.99 26.96 Automatic
IU BILL P 13:44:06.2 -0.15 16.66 32.6 Automatic
IU MAKZ P 13:45:41.77 -0.12 301.23 43.91 Automatic
II KURK P 13:45:51.57 -1.91 307.28 45.36 Automatic
II AAK P 13:46:31.72 1 297.68 50.14 Automatic
II NIL P 13:47:03.37 0.15 287.67 54.52 Automatic
II KIV P 13:48:48.27 -0.17 310.96 70.17 Automatic
II FFC P 13:48:59.27 -0.61 33.07 72.05 Automatic
IU KIEV P 13:49:05.17 -1.99 322.43 73.27 Automatic
IU RSSD P 13:49:35.72 0.06 42.08 78.25 Automatic
II RAYN P 13:49:45.42 -1.9 292.51 80.44 Automatic
IU ANMO P 13:50:02.82 1.14 50.18 83.12 Automatic
II BFO P 13:50:05.37 -1.2 331.1 84.05 Automatic
IU CCM P 13:50:31.22 -0.55 39.13 89.23 Automatic