This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.5 mb
Local datetime 2013/08/04 12:28
Universal datetime 2013/08/04 03:28
Latitude 38.23 ° ± 3 km
Longitude 141.77 ° ± 4 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  66 1.037562e+06
Niigata  242 505272
Utsunomiya  251 449865
Iwaki  152 357309
Kōriyama  152 340560
Akita  219 320069
Morioka  174 295172
Fukushima  126 294237
Yamagata  127 254538
Mito  236 246538
Hachinohe  254 239046
Nagaoka  270 195318
Hirosaki  283 174972
Sakata  184 100446
Tsuruoka  177 99820

Past seismicity

  This map shows the most significant earthquake around this event.

Event details

Parameters

Evaluation status
RMS 1.06
Azimuthal gap 78.16 °
Number of stations used 52
Number of phases used 52

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 03:29:41.52 3.67 240.34 3.29 Automatic
II ERM P 03:29:48.42 1.93 15.24 3.93 Automatic
IU YSS P 03:30:54.42 1.7 4.46 8.76 Automatic
IU PET P 03:33:07.86 1.73 32.77 18.83 Automatic
IU TATO P 03:33:38.82 1.72 238.22 21.68 Automatic
IU MA2 P 03:33:41.92 0.34 12.16 22.1 Automatic
IU GUMO P 03:34:08.87 1.48 172.8 24.79 Automatic
IU YAK P 03:34:09.2 -0.52 346.53 24.94 Automatic
II TLY P 03:34:53.12 0.38 309.4 29.7 Automatic
IU ADK P 03:35:11.77 0.26 50.95 31.82 Automatic
IU TIXI P 03:35:30.71 0.09 352.78 34.05 Automatic
IU CHTO P 03:36:36.2 -0.45 254.68 41.85 Automatic
IU MAKZ P 03:36:52.67 -0.3 301.3 43.81 Automatic
II KURK P 03:37:03.62 -1.13 307.34 45.28 Automatic
II KDAK P 03:37:09.52 0.11 42.58 45.88 Automatic
IU TARA P 03:37:15.29 1.6 134.64 46.63 Automatic
IU COLA P 03:37:24.62 0.54 32.7 47.75 Automatic
II KAPI P 03:37:22.47 0.03 210.26 47.83 Automatic
IU PMG P 03:37:23.17 0.63 172.82 47.9 Automatic
II BRVK P 03:37:40.2 -0.49 311.81 49.87 Automatic
II AAK P 03:37:41.77 0.04 297.7 50.03 Automatic
II NIL P 03:38:14.7 0.05 287.65 54.37 Automatic
IU CTAO P 03:38:39.32 -0.76 175.05 58.47 Automatic
II WRAB P 03:38:39.2 -1.84 188.16 58.58 Automatic
IU KBS P 03:38:48.92 -0.13 350.11 59.3 Automatic
II LVZ P 03:38:59.37 -0.76 335.7 60.9 Automatic
IU MBWA P 03:39:09.22 -1.25 203.15 62.89 Automatic
II OBN P 03:39:39.62 -1.24 323.18 67.06 Automatic
IU COR P 03:39:43.72 1.49 50.29 67.27 Automatic
II KIV P 03:39:59.47 -0.47 310.89 70.11 Automatic
IU GNI P 03:40:05.72 0.33 306.65 71 Automatic
II UOSS P 03:40:08.7 -0.54 287.66 71.57 Automatic
II FFC P 03:40:12.22 -0.89 32.94 72.27 Automatic
IU SFJD P 03:40:24.67 -0.71 4.99 74.35 Automatic
IU KONO P 03:40:25.57 -0.6 337.13 74.48 Automatic
IU NWAO P 03:40:23.2 -1 201.17 74.72 Automatic
II BORG P 03:40:37.62 1.73 352.66 76.17 Automatic
II PFO P 03:40:45.17 -0.54 56.48 77.94 Automatic
IU ANTO P 03:40:47.82 -0.68 312.19 78.43 Automatic
IU RSSD P 03:40:48.12 -0.73 41.93 78.48 Automatic
II ESK P 03:41:07.2 0.28 340.73 81.79 Automatic
IU TUC P 03:41:09.42 -0.53 54.43 82.43 Automatic
IU ANMO P 03:41:14.67 -0.14 50.03 83.36 Automatic
II BFO P 03:41:17.12 -1.45 330.96 84.08 Automatic
IU CCM P 03:41:43.57 -1.17 38.97 89.47 Automatic
IU WCI P 03:41:54.12 -1 35.77 91.69 Automatic
IU WVT P 03:41:58.52 -1.06 38 92.66 Automatic
IU HKT P 03:42:01.37 -0.55 47.11 93.18 Automatic
IU SSPA P 03:42:02.47 0.31 29.01 93.21 Automatic
IU HRV P 03:42:05.32 0.54 23.95 93.77 Automatic
IU PAB P 03:42:16.7 0.01 334.38 96.25 Automatic
IU KMBO P 03:42:40.47 -0.05 278.21 102.06 Automatic