This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 0.4 MLv
Local datetime 2021/10/20 02:38
Universal datetime 2021/10/20 00:38
Latitude 44.81 ° ± 0.1 km
Longitude 6.90 ° ± 0.2 km
Depth 1 km (from location) ± 0.6 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  67 865263
Gap  71 40895
Digne-les-Bains  96 16460
Briançon  22 11625
Crolles  95 8247
Saint-Jean-de-Maurienne  67 7746
Vizille  93 7361
Pontcharra  97 7344
Bourg-Saint-Maurice  95 7302
Villard-Bonnot  93 7107
Gières  97 6779
Domène  95 6745
Embrun  42 6155
Saint-Martin-d'Uriage  91 5451
Montbonnot-Saint-Martin  97 5134

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.13
Azimuthal gap 189.28 °
Number of stations used 6
Number of phases used 11

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
GU RRL Pg 00:38:26.37 -0.01 324.07 0.13 Manual
GU RRL Sg 00:38:28.31 -0.07 324.07 0.13 Manual
FR OGCE Pg 00:38:26.98 -0.01 214.31 0.16 Manual
FR OGCE Sg 00:38:29.33 -0.09 214.31 0.16 Manual
FR OGJA Pg 00:38:27.9 0.02 305.84 0.17 Manual
FR OGJA Sg 00:38:29.55 -0.02 305.84 0.17 Manual
FR CREF Sg 00:38:34.51 -0.27 217.47 0.33 Manual
GU PZZ Pg 00:38:30.40 0.04 153.34 0.34 Manual
GU PZZ Sg 00:38:34.90 -0.25 153.34 0.34 Manual
FR JAUF Pg 00:38:31.43 0 196.04 0.4 Manual
FR JAUF Sg 00:38:37.13 0.16 196.04 0.4 Manual