This event was reviewed by an analyst and confirmed.
| Type | Quarry blast |
| Magnitude | 2.2 MLv |
| Local datetime | 2012/02/17 09:39 |
| Universal datetime | 2012/02/17 08:39 |
| Latitude | 45.57 ° ± 0.2 km |
| Longitude | 3.18 ° ± 0.5 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 
|
25 | 143886 |
| Cournon-d'Auvergne
|
20 | 20043 |
| Chamalières
|
25 | 17173 |
| Issoire
|
6 | 14822 |
| Pont-du-Château
|
26 | 11441 |
| Beaumont
|
22 | 10787 |
| Gerzat
|
29 | 10365 |
| Aubière
|
21 | 10061 |
| Cébazat
|
30 | 8604 |
| Lempdes
|
23 | 8409 |
| Romagnat
|
19 | 7705 |
| Ceyrat
|
21 | 6416 |
| Lezoux
|
33 | 6152 |
| Le Cendre
|
17 | 5426 |
| Vic-le-Comte
|
10 | 5197 |
Past seismicity
This map shows only the 50 most significant earthquakes around this event.
Event details
Parameters
| Evaluation status | preliminary |
|---|---|
| RMS | 0.41 |
| Azimuthal gap | 90.88 ° |
| Number of stations used | 15 |
| Number of phases used | 29 |
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 | CFF | Pg | 08:39:07.35 | 0.02 | 346.35 | 0.2 | Manual |
| FR | CFF | Sg | 08:39:10.73 | 0.71 | 346.35 | 0.2 | Manual |
| FR | PYM | Pg | 08:39:07.68 | 0.02 | 327.1 | 0.22 | Manual |
| FR | PYM | Sg | 08:39:11.13 | 0.55 | 327.1 | 0.22 | Manual |
| FR | LBL | Pg | 08:39:10.2 | 0.2 | 171.88 | 0.34 | Manual |
| FR | LBL | Sg | 08:39:15.10 | 0.86 | 171.88 | 0.34 | Manual |
| FR | AGO | Pg | 08:39:12.61 | -0.01 | 356.02 | 0.49 | Manual |
| FR | AGO | Sg | 08:39:19.40 | 0.35 | 356.02 | 0.49 | Manual |
| FR | PLDF | Pg | 08:39:12.78 | -0.24 | 37.19 | 0.51 | Manual |
| FR | PLDF | Sg | 08:39:19.58 | -0.14 | 37.19 | 0.51 | Manual |
| X7 | PY38 | Pg | 08:39:15.22 | -0.05 | 178.06 | 0.63 | Manual |
| X7 | PY38 | Sg | 08:39:23.77 | 0.19 | 178.06 | 0.63 | Manual |
| X7 | PY37 | Pg | 08:39:17.7 | -0.09 | 215.14 | 0.73 | Manual |
| X7 | PY37 | Sg | 08:39:27.58 | 0.77 | 215.14 | 0.73 | Manual |
| X7 | PY39 | Pg | 08:39:19.60 | 0.36 | 133.71 | 0.84 | Manual |
| X7 | PY39 | Sg | 08:39:31.9 | 0.73 | 133.71 | 0.84 | Manual |
| X7 | PY3AB | Pg | 08:39:21.47 | -0.32 | 204 | 0.98 | Manual |
| X7 | PY3AB | Pn | 08:39:23.16 | -0.13 | 204 | 0.98 | Manual |
| X7 | PY36B | Pn | 08:39:25.3 | 0.13 | 236.22 | 1.1 | Manual |
| X7 | PY36B | Sn | 08:39:39.86 | -0.47 | 236.22 | 1.1 | Manual |
| X7 | PY30 | Pn | 08:39:28.41 | 0.09 | 214.78 | 1.35 | Manual |
| X7 | PY30 | Sn | 08:39:46.10 | -0.2 | 214.78 | 1.35 | Manual |
| FR | TRBF | Pg | 08:39:32.31 | -0.2 | 158.93 | 1.56 | Manual |
| FR | TRBF | Sg | 08:39:52.86 | -0.23 | 158.93 | 1.56 | Manual |
| FR | OG35 | Pg | 08:39:36.16 | 0.45 | 73.16 | 1.74 | Manual |
| RD | LOT2 | Pn | 08:39:33.46 | -0.5 | 15.18 | 1.77 | Manual |
| RD | LOT2 | Pg | 08:39:35.49 | -0.7 | 15.18 | 1.77 | Manual |
| RD | LOT2 | Sg | 08:39:58.97 | -0.42 | 15.18 | 1.77 | Manual |
| X7 | PY23 | Pg | 08:39:36.82 | -0.37 | 212.29 | 1.82 | Manual |