This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2022/04/21 13:24 |
| Universal datetime | 2022/04/21 11:24 |
| Latitude | 45.66 ° ± 3 km |
| Longitude | 4.30 ° ± 3 km |
| Depth | 0 km (operator assigned) ± 0.0 km |
Near cities
This table shows only the most populated cities around the epicenter.
| Name | Distance (km) | Population |
|---|---|---|
Montbrison 
|
19 | 15641 |
| Saint-Just-Saint-Rambert
|
19 | 15083 |
| Andrézieux-Bouthéon
|
14 | 9790 |
| Veauche
|
11 | 8984 |
| Feurs
|
10 | 8173 |
| Villars
|
22 | 7970 |
| Sorbiers
|
21 | 7933 |
| La Talaudière
|
22 | 6860 |
| Saint-Jean-Bonnefonds
|
25 | 6638 |
| Sury-le-Comtal
|
16 | 6552 |
| Saint-Genest-Lerpt
|
23 | 6131 |
| Saint-Priest-en-Jarez
|
21 | 6120 |
| Saint-Galmier
|
6 | 5722 |
| Chazelles-sur-Lyon
|
6 | 5357 |
| Montrond-les-Bains
|
6 | 5302 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.4 |
| Azimuthal gap | 66.92 ° |
| Number of stations used | 14 |
| Number of phases used | 25 |
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 | 11:24:53.36 | -0.42 | 156.32 | 0.42 | Manual |
| FR | COLF | Pg | 11:24:54.49 | -0.07 | 249.71 | 0.46 | Manual |
| FR | COLF | Sg | 11:25:01.14 | 0.21 | 249.71 | 0.46 | Manual |
| FR | PLDF | Pg | 11:24:56.55 | 0.01 | 302.73 | 0.57 | Manual |
| FR | OGRV | Pg | 11:25:00.26 | 0.24 | 24.31 | 0.75 | Manual |
| FR | SGSF | Pg | 11:25:00.42 | -0.13 | 218.51 | 0.78 | Manual |
| FR | SGSF | Sg | 11:25:11.60 | 0.17 | 218.51 | 0.78 | Manual |
| FR | LBL | Pg | 11:25:02.10 | 0.09 | 240.43 | 0.86 | Manual |
| FR | LBL | Sg | 11:25:13.77 | -0.19 | 240.43 | 0.86 | Manual |
| FR | AGO | Pg | 11:25:03.6 | 0.16 | 295.79 | 0.91 | Manual |
| FR | CHLF | Pg | 11:25:03.76 | 0.02 | 340.52 | 0.95 | Manual |
| FR | CHLF | Sg | 11:25:17.35 | 0.36 | 340.52 | 0.95 | Manual |
| FR | OGCB | Pg | 11:25:04.13 | -0.21 | 145.13 | 0.98 | Manual |
| FR | CMPS | Pg | 11:25:04.74 | 0.29 | 257.31 | 0.99 | Manual |
| FR | CMPS | Sg | 11:25:18.11 | -0.12 | 257.31 | 0.99 | Manual |
| FR | OGMY | Pg | 11:25:06.93 | -0.11 | 78.21 | 1.13 | Manual |
| FR | FRNF | Pn | 11:25:09.33 | -0.2 | 257.92 | 1.26 | Manual |
| FR | FRNF | Pg | 11:25:10.29 | 0.93 | 257.92 | 1.26 | Manual |
| FR | FRNF | Sg | 11:25:26.13 | -0.69 | 257.92 | 1.26 | Manual |
| FR | HRSF | Pn | 11:25:11.39 | -0.21 | 308.16 | 1.41 | Manual |
| FR | HRSF | Pg | 11:25:12.58 | 0.37 | 308.16 | 1.41 | Manual |
| FR | HRSF | Sg | 11:25:30.82 | -0.98 | 308.16 | 1.41 | Manual |
| FR | LEUC | Pn | 11:25:12.77 | -0.5 | 234.58 | 1.53 | Manual |
| FR | LEUC | Pg | 11:25:14.65 | 0.21 | 234.58 | 1.53 | Manual |
| FR | LEUC | Sn | 11:25:34.45 | 0.76 | 234.58 | 1.53 | Manual |