This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 0.5 MLv
Local datetime 2025/08/18 07:54
Universal datetime 2025/08/18 05:54
Latitude 45.26 ° ± 0.2 km
Longitude 6.54 ° ± 0.2 km
Depth 9 km (from location) ± 0.7 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
Albertville  46 18899
Briançon  42 11625
La Ravoire  56 8457
Crolles  51 8247
Saint-Jean-de-Maurienne  15 7746
Faverges-Seythenex  55 7606
Pontcharra  44 7344
Bourg-Saint-Maurice  48 7302
Villard-Bonnot  51 7107
Ugine  57 7039
Saint-Ismier  56 6966
Domène  55 6745
Challes-les-Eaux  54 5590
Saint-Martin-d'Uriage  55 5451
Montbonnot-Saint-Martin  57 5134

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.23
Azimuthal gap 102.64 °
Number of stations used 10
Number of phases used 19

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 OGMO Pg 05:54:30.47 0.04 118.5 0.12 Manual
FR OGMO Sg 05:54:32.39 -0.03 118.5 0.12 Manual
FR OGCY Sg 05:54:36.7 0.04 30.76 0.24 Manual
FR OGSA Pg 05:54:32.52 -0.15 202.89 0.25 Manual
FR OGSA Sg 05:54:36.29 0.08 202.89 0.25 Manual
FR OGJA Pg 05:54:35.7 0.07 160.87 0.38 Manual
FR OGJA Sg 05:54:40.63 0.44 160.87 0.38 Manual
FR PRABE Pg 05:54:35.41 0.22 265.63 0.39 Manual
FR PRABE Sg 05:54:40.44 -0.06 265.63 0.39 Manual
GU RRL Pg 05:54:35.22 -0.02 152.3 0.39 Manual
GU RRL Sg 05:54:40.41 -0.19 152.3 0.39 Manual
FR RSL Pg 05:54:35.60 -0.37 8.27 0.43 Manual
FR RSL Sg 05:54:42.37 0.53 8.27 0.43 Manual
GU LSD Pg 05:54:36.76 0.11 65 0.46 Manual
GU LSD Sg 05:54:42.92 -0.06 65 0.46 Manual
FR CHA2 Pg 05:54:36.92 0.09 252.45 0.47 Manual
FR CHA2 Sg 05:54:43.49 0.2 252.45 0.47 Manual
FR OGVG Pg 05:54:38.1 -0.07 213.93 0.54 Manual
FR OGVG Sg 05:54:44.99 -0.43 213.93 0.54 Manual