This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 0.8 MLv
Local datetime 2023/04/05 01:03
Universal datetime 2023/04/04 23:03
Latitude 45.78 ° ± 0.2 km
Longitude 6.97 ° ± 0.2 km
Depth 11 km (from location) ± 1 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
Aosta  27 34062
Albertville  46 18899
Cluses  44 17059
Sallanches  34 16088
Passy  26 10902
Scionzier  44 8683
Chamonix-Mont-Blanc  17 8611
Faverges-Seythenex  54 7606
Bourg-Saint-Maurice  21 7302
Ugine  42 7039
Thônes  52 6576
Marignier  51 6445
Thyez  48 6198
Saint-Gervais-les-Bains  20 5573
Marnaz  46 5521

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.25
Azimuthal gap 71.7 °
Number of stations used 10
Number of phases used 14

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 RSL Sg 23:03:17.32 -0.14 249.12 0.26 Manual
FR OGSI Sg 23:03:19.28 0.24 331.22 0.31 Manual
GU LSD Pg 23:03:15.19 0.06 160.66 0.34 Manual
GU LSD Sg 23:03:19.87 -0.05 160.66 0.34 Manual
FR OGCY Pg 23:03:15.37 -0.09 210.71 0.36 Manual
FR OGCY Sg 23:03:20.47 -0.01 210.71 0.36 Manual
CH DIX Pg 23:03:16.75 0.1 45.35 0.43 Manual
CH DIX Sg 23:03:23.1 0.49 45.35 0.43 Manual
GU CIRO Pg 23:03:17.23 0.04 113.17 0.45 Manual
GU CIRO Sg 23:03:23.32 -0.11 113.17 0.45 Manual
CH AIGLE Sg 23:03:26.36 -0.39 358.57 0.56 Manual
FR OGJA Pg 23:03:25.51 0.18 192.14 0.89 Manual
FR OGSM Sg 23:03:38.45 0.54 259.52 0.91 Manual
GU BHB Pg 23:03:26.58 -0.2 167.71 0.97 Manual