This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 0.5 MLv |
| Local datetime | 2012/04/10 20:23 |
| Universal datetime | 2012/04/10 18:23 |
| Latitude | 45.94 ° ± 4 km |
| Longitude | 2.91 ° ± 11 km |
| Depth | 5 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 
|
23 | 143886 |
| Cournon-d'Auvergne
|
30 | 20043 |
| Riom
|
18 | 19180 |
| Chamalières
|
21 | 17173 |
| Pont-du-Château
|
30 | 11441 |
| Beaumont
|
25 | 10787 |
| Gerzat
|
22 | 10365 |
| Aubière
|
27 | 10061 |
| Cébazat
|
19 | 8604 |
| Lempdes
|
28 | 8409 |
| Romagnat
|
28 | 7705 |
| Ceyrat
|
25 | 6416 |
| Châtel-Guyon
|
12 | 6152 |
| Gannat
|
27 | 5832 |
| Le Cendre
|
33 | 5426 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | confirmed |
|---|---|
| RMS | 0.55 |
| Azimuthal gap | 251.53 ° |
| Number of stations used | 3 |
| Number of phases used | 6 |
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 | AGO | Pg | 18:23:37.23 | -0.52 | 52.97 | 0.19 | Manual |
| FR | AGO | Sg | 18:23:40.78 | 0.29 | 52.97 | 0.19 | Manual |
| FR | PYM | Pg | 18:23:37.51 | -0.36 | 160.16 | 0.2 | Manual |
| FR | PYM | Sg | 18:23:41.6 | 0.36 | 160.16 | 0.2 | Manual |
| FR | LBL | Pg | 18:23:48.87 | 0.88 | 161.44 | 0.74 | Manual |
| FR | LBL | Sg | 18:23:57.82 | -0.64 | 161.44 | 0.74 | Manual |