This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.6 MLv
Local datetime 2026/05/21 10:56
Universal datetime 2026/05/21 08:56
Latitude 45.72 ° ± 0.1 km
Longitude 4.51 ° ± 0.1 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
Tassin-la-Demi-Lune  20 22297
Francheville  19 14198
Brignais  20 11434
Craponne  17 11067
Chaponost  19 8717
L'Arbresle  15 6398
Brindas  15 6174
Mornant  18 5938
Lentilly  16 5793
Vaugneray  10 5734
Grézieu-la-Varenne  14 5734
Saint-Galmier  20 5722
Chazelles-sur-Lyon  15 5357
Vindry-sur-Turdine  19 5133
Charbonnières-les-Bains  19 5067

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.3
Azimuthal gap 152.76 °
Number of stations used 11
Number of phases used 17

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 OGGL Pg 08:56:30.51 -0.3 25.01 0.17 Manual
FR OGGL Sg 08:56:33.10 -0.07 25.01 0.17 Manual
FR COLF Pg 08:56:39.8 -0.01 248.83 0.61 Manual
FR COLF Sg 08:56:47.32 -0.32 248.83 0.61 Manual
FR OGRV Pg 08:56:39.71 0.08 15.17 0.64 Manual
FR PLDF Pg 08:56:39.61 -0.4 291.49 0.66 Manual
FR PLDF Sg 08:56:49.7 -0.19 291.49 0.66 Manual
XP FR21A Pg 08:56:43.36 0.2 182.8 0.83 Manual
FR SGSF Pg 08:56:44.81 -0.01 223.12 0.92 Manual
FR CHLF Pg 08:56:45.87 0.49 331.24 0.95 Manual
FR CHLF Sg 08:56:58.59 -0.04 331.24 0.95 Manual
FR LBL Pg 08:56:46.79 0.23 241.4 1.02 Manual
FR LBL Sg 08:57:00.24 -0.46 241.4 1.02 Manual
FR CMPS Pg 08:56:49.7 0.12 255.9 1.14 Manual
FR CMPS Sg 08:57:04.29 -0.58 255.9 1.14 Manual
XP FR22A Pg 08:56:49.99 0.23 205.12 1.19 Manual
XP FR26A Pg 08:56:49.82 -0.37 177.77 1.21 Manual