This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 0.4 MLv
Local datetime 2025/08/08 18:28
Universal datetime 2025/08/08 16:28
Latitude 45.95 ° ± 0.3 km
Longitude 7.12 ° ± 0.3 km
Depth 12 km (from location) ± 0.8 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  28 34062
Sion  37 28045
Cluses  44 17059
Sallanches  40 16088
Bonneville  57 12608
Passy  29 10902
Scionzier  46 8683
Chamonix-Mont-Blanc  15 8611
Bourg-Saint-Maurice  42 7302
Ugine  57 7039
Saint-Pierre-en-Faucigny  59 6573
Marignier  51 6445
Thyez  48 6198
Saint-Gervais-les-Bains  31 5573
Marnaz  47 5521

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.21
Azimuthal gap 122.89 °
Number of stations used 7
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 REMY Pg 16:28:39.28 0.21 165.89 0.11 Manual
GU REMY Sg 16:28:41.7 -0.14 165.89 0.11 Manual
FR VALLO Pg 16:28:40.54 -0.12 239.84 0.21 Manual
CH DIX Pg 16:28:41.50 0.34 56.51 0.24 Manual
CH DIX Sg 16:28:44.56 -0.19 56.51 0.24 Manual
FR OGSI Sg 16:28:45.33 -0.34 293.63 0.27 Manual
GU CIRO Pg 16:28:45.2 -0.19 137.42 0.47 Manual
GU LSD Pg 16:28:45.81 0.23 178.58 0.49 Manual
GU LSD Sg 16:28:52.15 -0.13 178.58 0.49 Manual
GU SATI Pg 16:28:46.34 -0.01 97.55 0.53 Manual
GU SATI Sg 16:28:53.46 -0.12 97.55 0.53 Manual