This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.7 mb
Local datetime 2021/08/18 06:24
Universal datetime 2021/08/17 17:24
Latitude -23.05 ° ± 4 km
Longitude -177.16 ° ± 4 km
Depth 171 km (from location) ± 8 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
Auckland  1715 417910
Manukau  1724 362000
North Shore  1709 207865
Waitakere  1724 166237
Nouméa  1686 93060
Suva  712 77366
Whangarei  1628 50900
Nandi  811 42284
Port Vila  1625 35901
Labasa  819 24187
Nukualofa  292 22400
Pukekohe  1743 21438
Thames  1709 7136
Apia  1169 6940
Kerikeri  1601 5654

Past seismicity

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

Event details

Parameters

Evaluation status
RMS 1.15
Azimuthal gap 37.91 °
Number of stations used 42
Number of phases used 42

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 MSVF P 17:26:33.62 2.22 318.94 6.95 Automatic
IU RAR P 17:28:25.89 -4.35 86.83 16.2 Automatic
IU HNR P 17:30:07.22 0.04 298.11 25.79 Automatic
IU TARA P 17:30:09.32 -1.03 337.09 26.25 Automatic
II TAU P 17:31:32.52 0.92 227.27 35.4 Automatic
IU JOHN P 17:32:12.47 0.28 11.3 40.48 Automatic
IU PTCN P 17:32:33.94 0.43 102.61 42.81 Automatic
II WRAB P 17:32:49.84 -1.24 264.35 45.01 Automatic
IU WAKE P 17:32:49.67 -0.44 338.23 45.19 Automatic
IU POHA P 17:33:10.52 0.51 27.96 47.73 Automatic
IU KIP P 17:33:13.84 0.14 24.17 48.23 Automatic
G DRV P 17:33:37.0 -0.7 200.22 51.18 Automatic
IU GUMO P 17:33:44.97 0.58 310.8 52.19 Automatic
IU SBA P 17:34:09.39 1.49 184.07 55.33 Automatic
IU NWAO P 17:34:25.92 -0.79 244.51 57.86 Automatic
IU MBWA P 17:34:26.22 -1.62 258.65 58.03 Automatic
G CCD P 17:34:41.85 0.33 194.8 60.11 Automatic
II RPN P 17:34:47.32 0.31 109.26 60.82 Automatic
IU CASY P 17:34:52.92 -0.86 205.75 61.9 Automatic
II KAPI P 17:35:02.99 -0.31 276.18 63.31 Automatic
IU DAV P 17:35:04.92 0.68 291.18 63.53 Automatic
IU QSPA P 17:35:26.47 0.3 180.05 66.89 Automatic
IU MAJO P 17:36:00.37 -1.14 323.82 72.97 Automatic
IU ADK P 17:36:11.37 -0.77 0.31 74.94 Automatic
IU PMSA P 17:36:34.62 -0.17 156.42 78.44 Automatic
IU YSS P 17:36:34.5 -0.15 333.39 78.79 Automatic
IU PET P 17:36:34.37 -0.26 345.46 78.93 Automatic
IU INCN P 17:36:43.42 0.3 318.01 80.34 Automatic
II PFO P 17:36:47.9 0.78 47.36 80.9 Automatic
II KDAK P 17:36:58.67 0.41 12.9 83.41 Automatic
IU MA2 P 17:37:14.57 -0.27 344.38 86.72 Automatic
IU PAYG P 17:37:20.14 2.1 89.4 86.86 Automatic
II EFI P 17:37:24.94 -0.23 147.17 88.3 Automatic
IU ANMO P 17:37:25.59 0.83 50.7 88.57 Automatic
IU COLA P 17:37:33.12 -0.84 11.99 90.79 Automatic
IU BILL P 17:37:38.82 -0.3 353.95 91.92 Automatic
IU CHTO P 17:37:41.59 0.48 289.66 91.93 Automatic
IU RSSD P 17:37:53.17 0.66 43.57 94.64 Automatic
IU YAK P 17:37:51.97 -1.51 337.87 95 Automatic
II JTS P 17:38:01.22 1.09 81.35 96.02 Automatic
IU ULN P 17:38:07.7 -0.4 318.95 97.98 Automatic
IU OTAV P 17:38:12.27 2.5 93.21 98.1 Automatic