This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 1.2 MLv
Local datetime 2021/10/21 20:47
Universal datetime 2021/10/21 18:47
Latitude 45.86 ° ± 0.1 km
Longitude 6.98 ° ± 0.1 km
Depth 6 km (from location) ± 0.3 km

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See the seismogram of this event.

Near cities

This table only show the more populated cities around the epicenter.
Name Distance (km) Population
Aosta  29 34062
Sion  51 28045
Albertville  50 18899
Cluses  39 17059
Sallanches  31 16088
Bonneville  50 12608
Passy  22 10902
Scionzier  40 8683
Chamonix-Mont-Blanc  9 8611
Bourg-Saint-Maurice  27 7302
Ugine  44 7039
Marignier  46 6445
Thyez  43 6198
Saint-Gervais-les-Bains  19 5573
Marnaz  42 5521

Past seismicity

  This map shows only the 50 more significant earthquakes around the current event.

Event details

Parameters

Evaluation status preliminary
RMS 0.36
Azimuthal gap 66.73 °
Used station count 13
Used phase count 22

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 18:47:57.73 -0.02 99.58 0.12 Manual
FR OGSI Pg 18:47:59.67 -0.44 321.7 0.25 Manual
FR OGSI Sg 18:48:03.25 -0.39 321.7 0.25 Manual
FR RSL Pg 18:48:00.94 -0.11 235.85 0.3 Manual
FR RSL Sg 18:48:05.4 -0.18 235.85 0.3 Manual
CH DIX Pg 18:48:02.14 -0.18 53.17 0.37 Manual
CH DIX Sg 18:48:07.33 -0.07 53.17 0.37 Manual
GU LSD Pg 18:48:03.10 -0.02 164.93 0.41 Manual
GU LSD Sg 18:48:08.88 0.13 164.93 0.41 Manual
FR OGCY Pg 18:48:03.23 -0.2 206.15 0.43 Manual
CH AIGLE Pg 18:48:04.37 -0.07 357.68 0.48 Manual
CH AIGLE Sg 18:48:10.45 -0.54 357.68 0.48 Manual
GU CIRO Pg 18:48:05.20 0.75 121.79 0.48 Manual
GU CIRO Sg 18:48:10.92 -0.1 121.79 0.48 Manual
FR OGVA Pg 18:48:04.98 -0.05 336.25 0.52 Manual
FR OGVA Sg 18:48:12.44 0.44 336.25 0.52 Manual
GU TRAV Pg 18:48:06.99 -0.35 122.54 0.64 Manual
CH EMBD Pg 18:48:08.5 -0.29 58.55 0.69 Manual
CH EMBD Sg 18:48:17.49 -0.15 58.55 0.69 Manual
FR OGSM Pg 18:48:13.13 0.26 254.97 0.93 Manual
FR CHMF Pn 18:48:21.40 -0.13 350.82 1.41 Manual
FR CHMF Pg 18:48:22.77 0.99 350.82 1.41 Manual