This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.4 MLv |
| Local datetime | 2020/09/17 12:01 |
| Universal datetime | 2020/09/17 10:01 |
| Latitude | 45.32 ° ± 3 km |
| Longitude | 4.53 ° ± 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 |
|---|---|---|
Saint-Étienne 
|
16 | 172565 |
| Saint-Chamond
|
16 | 34967 |
| Firminy
|
20 | 17135 |
| Annonay
|
13 | 16345 |
| Le Chambon-Feugerolles
|
17 | 12317 |
| Roche-la-Molière
|
19 | 9697 |
| Villars
|
21 | 7970 |
| Sorbiers
|
21 | 7933 |
| La Ricamarie
|
15 | 7906 |
| La Talaudière
|
19 | 6860 |
| Le Péage-de-Roussillon
|
21 | 6680 |
| Saint-Jean-Bonnefonds
|
16 | 6638 |
| Saint-Maurice-l'Exil
|
21 | 6141 |
| Saint-Priest-en-Jarez
|
21 | 6120 |
| La Grand-Croix
|
20 | 5136 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.56 |
| Azimuthal gap | 114.95 ° |
| Number of stations used | 10 |
| Number of phases used | 19 |
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 | 10:01:17.45 | -0.76 | 166.86 | 0.05 | Manual |
| G | SSB | Sg | 10:01:19.8 | 0.22 | 166.86 | 0.05 | Manual |
| FR | OGCB | Pg | 10:01:28.13 | -0.78 | 139.42 | 0.62 | Manual |
| FR | OGCB | Sg | 10:01:38.37 | 0.79 | 139.42 | 0.62 | Manual |
| FR | OGDF | Pg | 10:01:33.30 | 0 | 153.18 | 0.86 | Manual |
| FR | OGDF | Sg | 10:01:46.14 | 0.9 | 153.18 | 0.86 | Manual |
| FR | GRN | Pg | 10:01:33.58 | 0.21 | 95.12 | 0.86 | Manual |
| FR | GRN | Sg | 10:01:46.7 | 0.68 | 95.12 | 0.86 | Manual |
| FR | OGSM | Pg | 10:01:33.22 | -0.3 | 70.53 | 0.87 | Manual |
| FR | OGSM | Sg | 10:01:45.53 | -0.11 | 70.53 | 0.87 | Manual |
| FR | PLDF | Pg | 10:01:34.4 | -0.04 | 315.58 | 0.9 | Manual |
| FR | PLDF | Sg | 10:01:47.21 | 0.6 | 315.58 | 0.9 | Manual |
| FR | OGS3 | Pg | 10:01:34.80 | 0.01 | 105.31 | 0.94 | Manual |
| FR | OGVG | Pg | 10:01:39.67 | -0.59 | 113.84 | 1.23 | Manual |
| FR | OGVG | Sg | 10:01:56.54 | -0.88 | 113.84 | 1.23 | Manual |
| FR | FRNF | Pg | 10:01:43.57 | 0.48 | 273.18 | 1.39 | Manual |
| FR | FRNF | Sg | 10:02:01.54 | -0.83 | 273.18 | 1.39 | Manual |
| FR | HRSF | Pg | 10:01:50.2 | 0.41 | 313.82 | 1.75 | Manual |
| FR | HRSF | Sg | 10:02:13.82 | -0.01 | 313.82 | 1.75 | Manual |