This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.7 MLv |
| Local datetime | 2026/04/15 16:07 |
| Universal datetime | 2026/04/15 14:07 |
| Latitude | 45.05 ° ± 0.1 km |
| Longitude | 4.18 ° ± 0.1 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 |
|---|---|---|
Saint-Étienne 
|
45 | 172565 |
| Le Puy-en-Velay
|
22 | 18995 |
| Firminy
|
38 | 17135 |
| Annonay
|
43 | 16345 |
| Le Chambon-Feugerolles
|
40 | 12317 |
| Roche-la-Molière
|
43 | 9697 |
| Monistrol-sur-Loire
|
27 | 8718 |
| Unieux
|
40 | 8597 |
| Privas
|
49 | 8266 |
| Villars
|
49 | 7970 |
| La Ricamarie
|
42 | 7906 |
| Yssingeaux
|
11 | 7202 |
| Saint-Genest-Lerpt
|
47 | 6131 |
| Aurec-sur-Loire
|
36 | 6111 |
| Sainte-Sigolène
|
22 | 5959 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.3 |
| Azimuthal gap | 71.07 ° |
| Number of stations used | 11 |
| Number of phases used | 20 |
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 | 14:07:45.9 | -0.27 | 48.15 | 0.34 | Manual |
| G | SSB | Sg | 14:07:50.25 | 0.09 | 48.15 | 0.34 | Manual |
| FR | SGSF | Pg | 14:07:45.100 | -0.33 | 269.9 | 0.4 | Manual |
| FR | SGSF | Sg | 14:07:51.98 | 0.14 | 269.9 | 0.4 | Manual |
| XP | FR22A | Pg | 14:07:47.45 | -0.5 | 213.72 | 0.48 | Manual |
| XP | FR22A | Sg | 14:07:54.27 | -0.41 | 213.72 | 0.48 | Manual |
| FR | COLF | Pg | 14:07:49.48 | 0.02 | 322.97 | 0.57 | Manual |
| FR | LBL | Pg | 14:07:52.14 | 0.47 | 285.73 | 0.68 | Manual |
| FR | OGDF | Pg | 14:07:54.19 | 0.31 | 127.52 | 0.8 | Manual |
| FR | OGDF | Sg | 14:08:05.68 | 0.63 | 127.52 | 0.8 | Manual |
| XP | FR29A | Pg | 14:07:56.69 | 0.21 | 206.78 | 0.94 | Manual |
| XP | FR29A | Sg | 14:08:09.46 | -0.15 | 206.78 | 0.94 | Manual |
| FR | TRBF | Pg | 14:07:56.75 | 0.01 | 189.51 | 0.96 | Manual |
| FR | TRBF | Sg | 14:08:10.29 | 0.24 | 189.51 | 0.96 | Manual |
| FR | PLDF | Pg | 14:07:57.51 | 0.06 | 337.08 | 1 | Manual |
| FR | PLDF | Sg | 14:08:11.34 | 0.05 | 337.08 | 1 | Manual |
| FR | LEUC | Pg | 14:08:01.28 | 0.21 | 256.51 | 1.19 | Manual |
| FR | LEUC | Sg | 14:08:17.20 | -0.41 | 256.51 | 1.19 | Manual |
| FR | CHA2 | Pn | 14:08:01.73 | -0.25 | 86.07 | 1.22 | Manual |
| FR | CHA2 | Sg | 14:08:18.72 | 0.1 | 86.07 | 1.22 | Manual |