This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.8 MLv |
| Local datetime | 2021/10/01 11:34 |
| Universal datetime | 2021/10/01 09:34 |
| Latitude | 45.66 ° ± 4 km |
| Longitude | 2.28 ° ± 5 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 |
|---|---|---|
Clermont-Ferrand 
|
66 | 143886 |
| Cournon-d'Auvergne
|
71 | 20043 |
| Riom
|
71 | 19180 |
| Chamalières
|
62 | 17173 |
| Tulle
|
59 | 14836 |
| Guéret
|
65 | 13161 |
| Beaumont
|
63 | 10787 |
| Gerzat
|
70 | 10365 |
| Aubière
|
67 | 10061 |
| Ussel
|
12 | 9736 |
| Cébazat
|
67 | 8604 |
| Romagnat
|
63 | 7705 |
| Ceyrat
|
62 | 6416 |
| Châtel-Guyon
|
67 | 6152 |
| Le Cendre
|
71 | 5426 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.37 |
| Azimuthal gap | 141.54 ° |
| Number of stations used | 6 |
| Number of phases used | 9 |
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 |
|---|---|---|---|---|---|---|---|
| RD | RJF | Pg | 09:34:50.24 | 0.2 | 236.99 | 0.64 | Manual |
| FR | AGO | Pg | 09:34:51.10 | -0.18 | 56.27 | 0.71 | Manual |
| FR | LBL | Pg | 09:34:53.36 | 0.4 | 121.76 | 0.8 | Manual |
| FR | LBL | Sg | 09:35:04.60 | 0.48 | 121.76 | 0.8 | Manual |
| RA | OCSF | Pg | 09:34:53.12 | -0.7 | 137.1 | 0.85 | Manual |
| RA | OCSF | Sg | 09:35:05.69 | 0.06 | 137.1 | 0.85 | Manual |
| FR | HRSF | Pg | 09:34:54.92 | -0.05 | 18.53 | 0.91 | Manual |
| FR | HRSF | Sg | 09:35:07.87 | 0.25 | 18.53 | 0.91 | Manual |
| FR | COLF | Pg | 09:34:56.25 | -0.46 | 98.53 | 1 | Manual |