This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 4.2 mb
Local datetime 2015/03/21 23:56
Universal datetime 2015/03/21 22:56
Latitude 36.77 ° ± 33 km
Longitude 5.64 ° ± 7 km
Depth 10 km (operator assigned) ± 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
Algiers  231 1.977663e+06
Constantine  97 450097
Batna  141 280798
Annaba  190 206570
Béjaïa  51 164103
Skikda  113 162702
Médéa  263 147707
Guelma  163 123590
Bizerte  380 115268
Oum el Bouaghi  170 100821
Qasserine  337 81987
Béja  317 57233
Jendouba  280 51408
El Kef  283 47979
Siliana  344 26960

Past seismicity

  This map shows only the 50 most significant earthquakes around this event.

Event details

Parameters

Evaluation status preliminary
RMS 1.07
Azimuthal gap 299.4 °
Number of stations used 13
Number of phases used 13

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
FR SMPL P 22:57:40.29 -0.64 26.82 6.02 Manual
FR SJAF P 22:57:40.56 -1.36 340.42 6.09 Manual
RD PGF P 22:57:44.93 -0.22 23.14 6.33 Manual
FR FNEB P 22:57:48.94 -1.35 337.18 6.7 Manual
FR ARTF P 22:57:51.76 -0.05 1.03 6.81 Manual
FR BSTF P 22:57:55.90 1.18 0.02 7.03 Manual
RD MTLF P 22:57:54.33 -0.99 339.29 7.07 Manual
FR MLS P 22:57:57.24 1.51 331.93 7.1 Manual
FR BLAF P 22:57:58.42 1.56 2.35 7.18 Manual
FR MLYF P 22:57:58.10 0.81 0.74 7.21 Manual
ES ECHI P 22:57:58.72 1.2 326.22 7.23 Manual
FR BANN P 22:58:02.45 -1.2 352.02 7.68 Manual
FR MONQ P 22:58:11.86 -0.46 337.39 8.31 Manual