This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2017/06/21 11:36 |
| Universal datetime | 2017/06/21 09:36 |
| Latitude | 45.19 ° ± 5 km |
| Longitude | 4.18 ° ± 5 km |
| Depth | 0 km (from location) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Saint-Étienne 
|
31 | 172565 |
| Le Puy-en-Velay
|
29 | 18995 |
| Firminy
|
23 | 17135 |
| Saint-Just-Saint-Rambert
|
34 | 15083 |
| Le Chambon-Feugerolles
|
25 | 12317 |
| Roche-la-Molière
|
29 | 9697 |
| Monistrol-sur-Loire
|
11 | 8718 |
| Unieux
|
25 | 8597 |
| Villars
|
34 | 7970 |
| La Ricamarie
|
28 | 7906 |
| Yssingeaux
|
7 | 7202 |
| Saint-Genest-Lerpt
|
32 | 6131 |
| Saint-Priest-en-Jarez
|
35 | 6120 |
| Aurec-sur-Loire
|
20 | 6111 |
| Sainte-Sigolène
|
8 | 5959 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.28 |
| Azimuthal gap | 123.6 ° |
| Number of stations used | 5 |
| Number of phases used | 7 |
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 |
|---|---|---|---|---|---|---|---|
| G | SSB | Pg | 09:36:42.24 | -0.23 | 70.37 | 0.27 | Manual |
| G | SSB | Sg | 09:36:46.8 | -0.33 | 70.37 | 0.27 | Manual |
| FR | OGCB | Pg | 09:36:51.51 | 0.39 | 117.13 | 0.73 | Manual |
| FR | BANN | Pg | 09:36:52.52 | -0.23 | 181.14 | 0.82 | Manual |
| FR | BANN | Sg | 09:37:03.87 | -0.04 | 181.14 | 0.82 | Manual |
| FR | PYM | Pg | 09:36:56.9 | -0.01 | 304.75 | 1 | Manual |
| FR | OGSM | Pg | 09:36:59.38 | 0.44 | 67.97 | 1.15 | Manual |