This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 1.5 MLv |
| Local datetime | 2021/07/28 11:07 |
| Universal datetime | 2021/07/28 09:07 |
| Latitude | 46.02 ° ± 3 km |
| Longitude | 2.52 ° ± 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 
|
53 | 143886 |
| Montluçon
|
36 | 35653 |
| Riom
|
50 | 19180 |
| Chamalières
|
50 | 17173 |
| Guéret
|
52 | 13161 |
| Beaumont
|
54 | 10787 |
| Gerzat
|
54 | 10365 |
| Ussel
|
55 | 9736 |
| Domérat
|
39 | 8780 |
| Cébazat
|
50 | 8604 |
| Romagnat
|
56 | 7705 |
| Ceyrat
|
53 | 6416 |
| Commentry
|
34 | 6239 |
| Châtel-Guyon
|
44 | 6152 |
| Gannat
|
52 | 5832 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.23 |
| Azimuthal gap | 189.52 ° |
| Number of stations used | 5 |
| Number of phases used | 10 |
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 |
|---|---|---|---|---|---|---|---|
| FR | VERF | Pg | 09:07:40.46 | -0.14 | 184.84 | 0.27 | Manual |
| FR | VERF | Sg | 09:07:44.38 | 0.25 | 184.84 | 0.27 | Manual |
| FR | AGO | Pg | 09:07:43.29 | -0.24 | 85.89 | 0.43 | Manual |
| FR | AGO | Sg | 09:07:49.42 | 0.16 | 85.89 | 0.43 | Manual |
| FR | HRSF | Pg | 09:07:44.83 | -0.29 | 14.35 | 0.52 | Manual |
| FR | HRSF | Sg | 09:07:52.44 | 0.39 | 14.35 | 0.52 | Manual |
| FR | LBL | Pg | 09:07:52.86 | -0.18 | 146.69 | 0.94 | Manual |
| FR | LBL | Sg | 09:08:06.5 | 0.29 | 146.69 | 0.94 | Manual |
| FR | COLF | Pg | 09:07:53.56 | -0.12 | 121.83 | 0.98 | Manual |
| FR | COLF | Sg | 09:08:06.72 | -0.14 | 121.83 | 0.98 | Manual |