This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.4 mb
Local datetime 2021/10/31 08:37
Universal datetime 2021/10/31 16:37
Latitude 55.11 ° ± 4 km
Longitude -158.87 ° ± 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
Anchorage  860 260283
Juneau  1530 30711
Fairbanks  1246 30224
Whitehorse  1533 23272
Terrace  1934 19443
Prince Rupert  1829 14708
Anadyr  1686 10332
Sitka  1474 8931
Wasilla  907 8521
Kenai  756 7610
Ketchikan  1720 7172
Palmer  920 6585
Homer  670 6560
Bethel  656 6228
Kodiak  498 6148

Past seismicity

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

Event details

Parameters

Evaluation status
RMS 1.21
Azimuthal gap 66.1 °
Number of stations used 43
Number of phases used 43

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 KDAK P 16:38:51.34 -0.35 49.82 4.38 Automatic
IU ADK P 16:40:23.87 0.53 260.38 11.04 Automatic
IU COLA P 16:40:23.42 -1.65 24.74 11.18 Automatic
IU BILL P 16:42:25.2 1.19 322.67 20.51 Automatic
IU COR P 16:43:11.84 3.54 100.08 24.88 Automatic
IU TIXI P 16:44:24.72 -1.05 327.12 33.55 Automatic
IU POHA P 16:44:41.14 0.6 174.57 35.44 Automatic
IU YAK P 16:44:44.87 -1.47 310.73 35.92 Automatic
IU RSSD P 16:44:47.42 -0.64 84.25 36.15 Automatic
II PFO P 16:44:49.37 0.23 108.47 36.32 Automatic
IU YSS P 16:44:51.70 0.86 282.09 36.46 Automatic
II ERM P 16:45:14.57 0.27 275.41 39.25 Automatic
IU TUC P 16:45:25.4 1.39 104.04 40.42 Automatic
IU ANMO P 16:45:27.14 -0.67 97.23 40.9 Automatic
IU MAJO P 16:46:06.57 -0.7 273.26 45.76 Automatic
IU KBS P 16:46:10.72 2.27 2.45 45.86 Automatic
IU CCM P 16:46:19.32 -0.76 81.66 47.39 Automatic
IU WCI P 16:46:38.84 -1.8 77.87 50.05 Automatic
IU HKT P 16:46:44.47 -0.22 92.71 50.63 Automatic
IU WVT P 16:46:43.27 -2.04 80.92 50.68 Automatic
IU INCN P 16:46:52.77 0.02 282.83 51.66 Automatic
IU SSPA P 16:47:00.99 -1.66 69.85 52.97 Automatic
II TLY P 16:47:05.52 0.09 309.96 53.32 Automatic
IU ULN P 16:47:13.37 -0.5 304.7 54.48 Automatic
IU KEV P 16:47:18.32 0.06 357.52 55.06 Automatic
II LVZ P 16:47:30.77 1.55 353.95 56.59 Automatic
II KURK P 16:48:19.4 -0.21 323.51 63.88 Automatic
IU KONO P 16:48:26.82 0.95 6.4 64.88 Automatic
IU MAKZ P 16:48:31.94 -0.86 319.12 65.97 Automatic
II ESK P 16:48:47.27 2.65 14.67 67.8 Automatic
II OBN P 16:48:51.77 -0.74 350.62 69.06 Automatic
II AAK P 16:49:12.17 0.19 321.7 72.27 Automatic
IU KIEV P 16:49:21.7 -1.15 354.67 73.98 Automatic
II BFO P 16:49:34.37 0.45 8.73 76 Automatic
II KIV P 16:49:52.42 0.37 344.38 79.26 Automatic
IU CHTO P 16:50:01.2 -1.56 290.63 81.36 Automatic
IU GNI P 16:50:11.47 1.5 342.02 82.63 Automatic
IU PAB P 16:50:11.57 0.35 19.53 82.88 Automatic
IU OTAV P 16:50:17.77 0.67 97.74 84.34 Automatic
IU ANTO P 16:50:20.39 0.85 351.03 84.5 Automatic
IU CTAO P 16:50:34.67 -1.22 230.21 88.43 Automatic
II KAPI P 16:50:39.32 -1.28 260.06 89.21 Automatic
II RAYN P 16:51:25.22 -0.05 337.49 98.65 Automatic