This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 6.7 Mwp
Local datetime 2021/05/22 02:04
Universal datetime 2021/05/21 18:04
Latitude 34.65 ° ± 3 km
Longitude 98.16 ° ± 3 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
Chengdu  708 3.950437e+06
Lanzhou  535 3.2e+06
Xining  394 767531
Mianyang  711 264136
Guangyuan  757 213365
Linxia  472 202402
Leshan  771 154477
Deyang  702 152194
Jinchang  558 144363
Suining  829 124924
Jiayuguan  574 122396
Pingliang  783 108156
Zhangye  517 96228
Tianshui  712 74767
Langzhong  804 60542

Past seismicity

  This map shows only the 0 most significant earthquakes around this event.

Event details

Parameters

Evaluation status
RMS 1.62
Azimuthal gap 37.17 °
Number of stations used 53
Number of phases used 53

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 ULN P 18:07:43.12 -2.05 23.98 14.79 Automatic
IU CHTO P 18:07:56.42 -2.18 177.27 15.85 Automatic
IU MAKZ P 18:08:12.69 -3.93 319.84 17.2 Automatic
II TLY P 18:08:19.57 -0.26 11.38 17.48 Automatic
II AAK P 18:08:51.32 1.6 300.53 20.05 Automatic
II KURK P 18:09:02.64 -1.63 324.56 21.42 Automatic
IU TATO P 18:09:15.97 1.33 109.32 22.37 Automatic
IU INCN P 18:09:20.2 -2.56 74.64 23.1 Automatic
II PALK P 18:10:39.42 -0.07 214.44 31.74 Automatic
IU MAJO P 18:10:44.67 -1.89 74.83 32.38 Automatic
IU YAK P 18:10:57.42 -0.97 26.16 33.8 Automatic
IU YSS P 18:11:12.5 -0.49 55.86 35.38 Automatic
II ERM P 18:11:17.57 2.78 64.38 35.64 Automatic
IU DAV P 18:11:29.87 1.43 131.16 37.38 Automatic
II UOSS P 18:11:30.22 0.61 266.56 37.39 Automatic
IU MA2 P 18:12:07.12 -0.79 36.97 41.99 Automatic
IU GNI P 18:12:12.7 2.6 293.85 42.15 Automatic
II KIV P 18:12:18.62 1.56 299.75 43.09 Automatic
II KAPI P 18:12:24.54 -2.38 148.51 44.58 Automatic
IU PET P 18:12:38.27 0.04 46.96 45.74 Automatic
II OBN P 18:12:43.2 -0.01 315.95 46.35 Automatic
II RAYN P 18:12:45.47 -1.05 270.95 46.8 Automatic
IU GUMO P 18:12:49.12 1.4 104.7 47.01 Automatic
II LVZ P 18:12:58.7 -0.23 333.2 48.33 Automatic
IU BILL P 18:13:10.47 -1.68 26.89 50.13 Automatic
IU ANTO P 18:13:20.59 0.66 296.34 51.12 Automatic
IU KIEV P 18:13:19.57 -0.53 310.63 51.15 Automatic
IU MBWA P 18:14:15.2 -2.14 156.54 59.46 Automatic
IU KONO P 18:14:23.32 -0.05 324.29 59.93 Automatic
IU FURI P 18:14:25.42 2.55 259.48 59.95 Automatic
IU ADK P 18:14:29.19 0.81 44.88 60.65 Automatic
II ALE P 18:14:40.17 -0.22 357.19 62.45 Automatic
II WRAB P 18:14:49.2 -2.66 142.04 64.52 Automatic
II BFO P 18:14:56.2 0.09 312.7 64.76 Automatic
GE KIBK P 18:15:10.62 -0.27 249.91 67.28 Automatic
II ESK P 18:15:16.82 0.38 322.99 67.96 Automatic
IU COLA P 18:15:16.59 -0.77 24.71 68.11 Automatic
IU NWAO P 18:15:23.59 -1.57 163.01 69.91 Automatic
II BORG P 18:15:31.24 1.92 336.73 70.03 Automatic
IU MIDW P 18:15:32.12 1.78 68.77 70.21 Automatic
II KDAK P 18:15:32.82 1.53 32.31 70.35 Automatic
II MBAR P 18:15:39.44 -0.46 256.19 71.95 Automatic
II ABPO P 18:15:40.42 -0.12 230.41 72.25 Automatic
IU HNR P 18:15:47.27 0.85 114.71 73.12 Automatic
GE VOI P 18:15:54.25 -1.29 228.7 74.81 Automatic
IU SFJD P 18:16:01.87 -0.7 347.93 75.62 Automatic
IU PAB P 18:16:10.97 0.39 309.41 77.02 Automatic
IU JOHN P 18:16:42.49 2.95 74.86 82.42 Automatic
IU KIP P 18:17:12.67 2.33 64.72 88.59 Automatic
II FFC P 18:17:11.17 -1.18 11.47 88.96 Automatic
II MSVF P 18:17:28.77 3.72 110.24 92.05 Automatic
IU TSUM P 18:17:31.67 0.36 248.95 93.43 Automatic
IU RSSD P 18:17:57.39 0.48 15.92 98.68 Automatic