This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5 mb
Local datetime 2015/08/03 14:30
Universal datetime 2015/08/03 05:30
Latitude 37.80 ° ± 6 km
Longitude 141.53 ° ± 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  70 1.037562e+06
Niigata  220 505272
Utsunomiya  203 449865
Iwaki  101 357309
Kōriyama  111 340560
Kawagoe  277 337931
Akita  246 320069
Morioka  216 295172
Fukushima  94 294237
Maebashi  269 282711
Yamagata  119 254538
Mito  184 246538
Nagaoka  239 195318
Sakata  193 100446
Tsuruoka  179 99820

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 1.04
Azimuthal gap 138.09 °
Number of stations used 20
Number of phases used 20

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 05:30:56.87 2.53 245.69 2.94 Automatic
II ERM P 05:31:15.12 0.89 15.94 4.39 Automatic
IU YSS P 05:32:21.10 0.92 5.24 9.2 Automatic
IU MA2 P 05:35:08.12 0.27 12.23 22.56 Automatic
IU YAK P 05:35:33.62 -0.72 346.98 25.31 Automatic
IU ULN P 05:35:48.97 -0.59 303.03 26.94 Automatic
IU CHTO P 05:37:54.99 -0.52 254.94 41.56 Automatic
IU MAKZ P 05:38:13.89 -1.01 301.63 43.87 Automatic
II BRVK P 05:39:02.17 -0.87 312.04 50.02 Automatic
II AAK P 05:39:02.77 -0.65 297.95 50.07 Automatic
II NIL P 05:39:35.82 0.72 287.84 54.32 Automatic
II WRAB P 05:39:58.32 -0.8 187.95 58.13 Automatic
IU KBS P 05:40:13.32 0.18 350.12 59.69 Automatic
IU KEV P 05:40:32.12 -0.32 339.22 62.51 Automatic
II KIV P 05:41:21.82 -0.39 310.91 70.25 Automatic
IU GNI P 05:41:29.57 2.12 306.66 71.11 Automatic
II UOSS P 05:41:28.82 -0.93 287.68 71.53 Automatic
IU ANMO P 05:42:39.7 0.73 49.86 83.78 Automatic
II BFO P 05:42:39.77 -1.64 330.86 84.36 Automatic
IU CCM P 05:43:08.32 0.08 38.83 89.91 Automatic