This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.4 MLv |
| Local datetime | 2012/04/12 12:03 |
| Universal datetime | 2012/04/12 10:03 |
| Latitude | 45.41 ° ± 6 km |
| Longitude | 4.55 ° ± 6 km |
| Depth | 5 km (operator assigned) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Saint-Étienne 
|
13 | 172565 |
| Saint-Chamond
|
7 | 34967 |
| Rive-de-Gier
|
13 | 15184 |
| Le Chambon-Feugerolles
|
17 | 12317 |
| Roche-la-Molière
|
17 | 9697 |
| Villars
|
16 | 7970 |
| Sorbiers
|
13 | 7933 |
| La Ricamarie
|
14 | 7906 |
| La Talaudière
|
12 | 6860 |
| Le Péage-de-Roussillon
|
19 | 6680 |
| Saint-Jean-Bonnefonds
|
9 | 6638 |
| Saint-Maurice-l'Exil
|
18 | 6141 |
| Saint-Genest-Lerpt
|
17 | 6131 |
| Saint-Priest-en-Jarez
|
15 | 6120 |
| La Grand-Croix
|
10 | 5136 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | confirmed |
|---|---|
| RMS | 0.34 |
| Azimuthal gap | 315.96 ° |
| Number of stations used | 3 |
| Number of phases used | 6 |
Webservices
The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :
Phases
| Network | Station | Phase | Time | Residual (s) | Azimuth (°) | Distance (°) | Mode |
|---|---|---|---|---|---|---|---|
| FR | LBL | Pg | 10:03:59.88 | -0.55 | 259.29 | 0.93 | Manual |
| FR | LBL | Sg | 10:04:13.74 | 0.16 | 259.29 | 0.93 | Manual |
| FR | PYM | Pg | 10:04:04.35 | 0.24 | 287.93 | 1.13 | Manual |
| FR | PYM | Sg | 10:04:20.29 | 0.26 | 287.93 | 1.13 | Manual |
| FR | AGO | Pn | 10:04:05.10 | 0.28 | 303.33 | 1.18 | Manual |
| FR | AGO | Sg | 10:04:21.19 | -0.39 | 303.33 | 1.18 | Manual |