This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.6 MLv
Local datetime 2022/02/22 11:10
Universal datetime 2022/02/22 10:10
Latitude 45.16 ° ± 4 km
Longitude 4.34 ° ± 3 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-Étienne  31 172565
Firminy  25 17135
Annonay  26 16345
Le Chambon-Feugerolles  26 12317
Roche-la-Molière  30 9697
Monistrol-sur-Loire  19 8718
Unieux  28 8597
Villars  35 7970
La Ricamarie  28 7906
Yssingeaux  17 7202
Saint-Jean-Bonnefonds  35 6638
Saint-Genest-Lerpt  33 6131
Saint-Priest-en-Jarez  36 6120
Aurec-sur-Loire  26 6111
Sainte-Sigolène  13 5959

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.34
Azimuthal gap 145.46 °
Number of stations used 7
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
G SSB Pg 10:10:46.54 -0.3 49.21 0.19 Manual
G SSB Sg 10:10:49.81 0.17 49.21 0.19 Manual
FR SGSF Pg 10:10:52.97 -0.23 258.25 0.52 Manual
FR SGSF Sg 10:11:00.7 -0.38 258.25 0.52 Manual
FR LBL Pg 10:10:57.100 0.03 275.99 0.78 Manual
FR CMPS Pg 10:11:02.48 -0.29 286.17 1.03 Manual
FR CMPS Sg 10:11:17.40 0.68 286.17 1.03 Manual
FR TRBF Pg 10:11:03.53 -0.23 194.66 1.09 Manual
FR TRBF Sg 10:11:18.99 0.56 194.66 1.09 Manual
FR LEUC Pg 10:11:08.24 -0.08 253.3 1.33 Manual
FR LEUC Sg 10:11:25.92 -0.25 253.3 1.33 Manual
FR VERF Pg 10:11:10.66 0.33 295.05 1.44 Manual