This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 0.5 MLv
Local datetime 2021/05/21 04:53
Universal datetime 2021/05/21 02:53
Latitude 44.87 ° ± 0.1 km
Longitude 6.74 ° ± 0.1 km
Depth 5 km (from location) ± 0.3 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
Turin  76 865263
Gap  63 40895
Saint-Martin-d'Hères  84 38487
Briançon  8 11625
Crolles  81 8247
Saint-Jean-de-Maurienne  54 7746
Vizille  79 7361
Pontcharra  83 7344
Villard-Bonnot  79 7107
Saint-Ismier  83 6966
Gières  82 6779
Domène  80 6745
Embrun  39 6155
Saint-Martin-d'Uriage  76 5451
Montbonnot-Saint-Martin  83 5134

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.22
Azimuthal gap 90.51 °
Number of stations used 13
Number of phases used 24

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 OGJA Pg 02:53:54.71 0.04 327.8 0.04 Manual
FR OGJA Sg 02:53:55.68 -0.02 327.8 0.04 Manual
GU RRL Pg 02:53:54.82 -0.04 36.38 0.06 Manual
GU RRL Sg 02:53:56.3 0 36.38 0.06 Manual
FR OGAG Pg 02:53:56.71 0.07 239.23 0.17 Manual
FR OGAG Sg 02:53:58.99 -0.07 239.23 0.17 Manual
FR OGCE Pg 02:53:57.19 -0.03 173.78 0.2 Manual
FR OGCE Sg 02:53:59.88 -0.17 173.78 0.2 Manual
FR OGSA Pg 02:53:58.84 -0.11 304.06 0.29 Manual
FR OGSA Sg 02:54:02.80 -0.19 304.06 0.29 Manual
FR CREF Pg 02:53:59.86 0.09 194.84 0.34 Manual
FR CREF Sg 02:54:04.44 0.07 194.84 0.34 Manual
FR OGMO Pg 02:53:59.82 0.01 352.9 0.34 Manual
FR OGMO Sg 02:54:04.53 0.1 352.9 0.34 Manual
FR SURF Pg 02:54:01.15 0.25 172.77 0.4 Manual
FR SURF Sg 02:54:07.9 0.78 172.77 0.4 Manual
FR JAUF Pg 02:54:01.92 0.1 179.38 0.44 Manual
FR JAUF Sg 02:54:08.32 0.46 179.38 0.44 Manual
FR OGVG Pg 02:54:01.89 -0.06 262.77 0.45 Manual
FR OGVG Sg 02:54:07.82 -0.26 262.77 0.45 Manual
GU PZZ Pg 02:54:01.76 -0.22 143.86 0.45 Manual
GU PZZ Sg 02:54:08.12 -0.03 143.86 0.45 Manual
GU RSP Pg 02:54:02.23 0.1 53.35 0.46 Manual
RD ORIF Pg 02:54:04.79 -0.2 274.46 0.61 Manual