This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.1 MLv
Local datetime 2021/04/16 12:22
Universal datetime 2021/04/16 10:22
Latitude 45.27 ° ± 4 km
Longitude 6.32 ° ± 4 km
Depth 0 km (operator assigned) ± 0.0 km
See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Saint-Martin-d'Hères  45 38487
Albertville  45 18899
Meylan  43 17129
La Ravoire  42 8457
Crolles  34 8247
Saint-Jean-de-Maurienne  2 7746
Pontcharra  29 7344
Villard-Bonnot  34 7107
Saint-Ismier  39 6966
Gières  43 6779
Domène  39 6745
Saint-Alban-Leysse  45 6007
Challes-les-Eaux  41 5590
Saint-Martin-d'Uriage  39 5451
Montbonnot-Saint-Martin  40 5134

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.32
Azimuthal gap 142.42 °
Number of stations used 8
Number of phases used 12

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 CHA2 Pg 10:22:13.11 -0.12 243.33 0.34 Manual
FR CHA2 Sg 10:22:18.18 0.16 243.33 0.34 Manual
FR OGS1 Pg 10:22:14.46 -0.39 240.23 0.42 Manual
FR OGS1 Sg 10:22:20.57 -0.22 240.23 0.42 Manual
FR OGJA Pg 10:22:15.47 0.02 142.6 0.45 Manual
FR RSL Pg 10:22:15.69 -0.03 26.97 0.47 Manual
FR RSL Sg 10:22:22.24 -0.01 26.97 0.47 Manual
FR OGVG Pg 10:22:15.41 -0.53 198.09 0.48 Manual
FR OGAG Pg 10:22:16.41 -0.05 162.2 0.51 Manual
FR OGAG Sg 10:22:23.66 0.14 162.2 0.51 Manual
FR OGLC Pg 10:22:24.44 0.28 191.16 0.92 Manual
FR OGCB Pg 10:22:25.80 0.75 244.55 0.97 Manual