This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2023/09/06 09:46 |
| Universal datetime | 2023/09/06 07:46 |
| Latitude | 45.53 ° ± 0.2 km |
| Longitude | 4.07 ° ± 0.2 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 |
|---|---|---|
Firminy 
|
24 | 17135 |
| Montbrison
|
8 | 15641 |
| Saint-Just-Saint-Rambert
|
15 | 15083 |
| Andrézieux-Bouthéon
|
16 | 9790 |
| Roche-la-Molière
|
23 | 9697 |
| Veauche
|
17 | 8984 |
| Unieux
|
21 | 8597 |
| Villars
|
23 | 7970 |
| Ambert
|
25 | 6671 |
| Sury-le-Comtal
|
8 | 6552 |
| Saint-Genest-Lerpt
|
22 | 6131 |
| Saint-Priest-en-Jarez
|
24 | 6120 |
| Aurec-sur-Loire
|
21 | 6111 |
| Saint-Galmier
|
20 | 5722 |
| Montrond-les-Bains
|
17 | 5302 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.29 |
| Azimuthal gap | 80.13 ° |
| Number of stations used | 15 |
| Number of phases used | 22 |
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 | COLF | Pg | 07:46:32.46 | -0.34 | 263.27 | 0.27 | Manual |
| G | SSB | Sg | 07:46:40.99 | -0.33 | 127.35 | 0.42 | Manual |
| FR | OGGL | Pg | 07:46:37.15 | -0.16 | 47.23 | 0.51 | Manual |
| FR | PLDF | Pg | 07:46:37.61 | -0.15 | 324.03 | 0.54 | Manual |
| FR | SGSF | Pg | 07:46:38.44 | -0.17 | 213.7 | 0.58 | Manual |
| FR | LBL | Pg | 07:46:39.94 | -0.07 | 243.01 | 0.66 | Manual |
| FR | LBL | Sg | 07:46:49.16 | 0.02 | 243.01 | 0.66 | Manual |
| FR | CMPS | Sg | 07:46:54.0 | -0.1 | 263.52 | 0.81 | Manual |
| XX | BNLF | Pg | 07:46:43.33 | 0.37 | 275.09 | 0.82 | Manual |
| XX | BNLF | Sg | 07:46:54.42 | 0.11 | 275.09 | 0.82 | Manual |
| FR | AGO | Pg | 07:46:43.68 | 0.3 | 308.48 | 0.84 | Manual |
| FR | AGO | Sg | 07:46:55.21 | 0.18 | 308.48 | 0.84 | Manual |
| FR | OGRV | Pg | 07:46:45.68 | 0.38 | 29.94 | 0.94 | Manual |
| FR | OGRV | Sg | 07:46:58.27 | -0.13 | 29.94 | 0.94 | Manual |
| FR | OGCB | Pg | 07:46:46.31 | 0.03 | 132.96 | 0.99 | Manual |
| FR | CHLF | Pg | 07:46:47.23 | 0.13 | 351.23 | 1.04 | Manual |
| FR | CHLF | Sg | 07:47:00.85 | -0.7 | 351.23 | 1.04 | Manual |
| FR | FRNF | Pg | 07:46:47.100 | 0.22 | 262.67 | 1.07 | Manual |
| FR | BANN | Pg | 07:46:49.47 | 0.02 | 177.09 | 1.16 | Manual |
| FR | BANN | Sg | 07:47:05.75 | 0.09 | 177.09 | 1.16 | Manual |
| FR | HRSF | Pg | 07:46:53.22 | -0.14 | 316.44 | 1.38 | Manual |
| FR | HRSF | Sg | 07:47:11.75 | -0.74 | 316.44 | 1.38 | Manual |