This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2026/04/22 11:07 |
| Universal datetime | 2026/04/22 09:07 |
| Latitude | 45.09 ° ± 0.1 km |
| Longitude | 3.95 ° ± 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 
|
51 | 172565 |
| Le Puy-en-Velay
|
8 | 18995 |
| Firminy
|
42 | 17135 |
| Saint-Just-Saint-Rambert
|
50 | 15083 |
| Le Chambon-Feugerolles
|
45 | 12317 |
| Roche-la-Molière
|
47 | 9697 |
| Monistrol-sur-Loire
|
29 | 8718 |
| Unieux
|
43 | 8597 |
| Villars
|
52 | 7970 |
| La Ricamarie
|
48 | 7906 |
| Yssingeaux
|
15 | 7202 |
| Brioude
|
50 | 6721 |
| Saint-Genest-Lerpt
|
50 | 6131 |
| Aurec-sur-Loire
|
37 | 6111 |
| Sainte-Sigolène
|
28 | 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 | 56.22 ° |
| Number of stations used | 21 |
| Number of phases used | 36 |
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 |
|---|---|---|---|---|---|---|---|
| XP | FR16A | Pg | 09:07:24.85 | -0.09 | 4.9 | 0.18 | Manual |
| XP | FR16A | Sg | 09:07:27.71 | 0.24 | 4.9 | 0.18 | Manual |
| FR | SGSF | Pg | 09:07:25.64 | -0.35 | 259.33 | 0.24 | Manual |
| FR | SGSF | Sg | 09:07:29.52 | 0.22 | 259.33 | 0.24 | Manual |
| XP | FR14B | Pg | 09:07:28.82 | -0.08 | 9.57 | 0.39 | Manual |
| XP | FR21A | Pg | 09:07:28.86 | -0.31 | 119.09 | 0.41 | Manual |
| XP | FR21A | Sg | 09:07:34.59 | -0.27 | 119.09 | 0.41 | Manual |
| FR | COLF | Pg | 09:07:29.80 | -0.05 | 336.32 | 0.45 | Manual |
| FR | COLF | Sg | 09:07:35.95 | -0.1 | 336.32 | 0.45 | Manual |
| XP | FR22A | Pg | 09:07:29.91 | -0.16 | 193.22 | 0.46 | Manual |
| XP | FR22A | Sg | 09:07:36.44 | 0 | 193.22 | 0.46 | Manual |
| G | SSB | Pg | 09:07:29.92 | -0.18 | 65.78 | 0.46 | Manual |
| G | SSB | Sg | 09:07:36.6 | -0.44 | 65.78 | 0.46 | Manual |
| XP | FR23A | Pg | 09:07:31.89 | -0.11 | 230.62 | 0.56 | Manual |
| XP | FR23A | Sg | 09:07:39.73 | -0.07 | 230.62 | 0.56 | Manual |
| FR | CZNF | Pg | 09:07:35.75 | -0.12 | 262.71 | 0.77 | Manual |
| FR | CZNF | Pn | 09:07:37.80 | -0.67 | 262.71 | 0.77 | Manual |
| FR | CMPS | Pg | 09:07:36.35 | 0 | 295.91 | 0.8 | Manual |
| FR | CMPS | Pn | 09:07:38.25 | -0.57 | 295.91 | 0.8 | Manual |
| FR | OGCB | Sg | 09:07:49.69 | 0.51 | 106.13 | 0.85 | Manual |
| FR | BNLF | Pg | 09:07:38.71 | 0.67 | 305.21 | 0.89 | Manual |
| FR | BNLF | Sg | 09:07:50.42 | 0.04 | 305.21 | 0.89 | Manual |
| FR | PLDF | Pg | 09:07:38.28 | -0.05 | 345.41 | 0.9 | Manual |
| FR | PLDF | Sg | 09:07:50.81 | -0.08 | 345.41 | 0.9 | Manual |
| FR | OGDF | Sg | 09:07:53.20 | 0.43 | 123.47 | 0.96 | Manual |
| FR | TRBF | Pg | 09:07:40.12 | 0.22 | 179.57 | 0.99 | Manual |
| FR | TRBF | Sg | 09:07:53.89 | 0.26 | 179.57 | 0.99 | Manual |
| XP | FR28A | Pg | 09:07:40.70 | 0.34 | 215.57 | 1.01 | Manual |
| XP | FR28A | Sg | 09:07:54.59 | 0.15 | 215.57 | 1.01 | Manual |
| FR | FRNF | Pg | 09:07:41.6 | 0.48 | 287.14 | 1.02 | Manual |
| FR | FRNF | Sg | 09:07:54.72 | -0.09 | 287.14 | 1.02 | Manual |
| FR | LEUC | Pg | 09:07:41.14 | 0.17 | 251.99 | 1.04 | Manual |
| FR | LEUC | Sg | 09:07:55.66 | 0.15 | 251.99 | 1.04 | Manual |
| FR | AGO | Pg | 09:07:42.57 | 0.26 | 329.37 | 1.12 | Manual |
| FR | LAJAS | Pn | 09:07:44.78 | -0.03 | 205.12 | 1.24 | Manual |
| FR | CHA2 | Pg | 09:07:47.71 | 0.48 | 88.14 | 1.38 | Manual |