This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.6 MLv
Local datetime 2020/12/16 12:46
Universal datetime 2020/12/16 11:46
Latitude 46.06 ° ± 5 km
Longitude 3.16 ° ± 3 km
Depth 0 km (from location) ± 0.0 km
See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Clermont-Ferrand  30 143886
Vichy  22 24166
Riom  18 19180
Chamalières  32 17173
Cusset  27 12661
Pont-du-Château  29 11441
Gerzat  25 10365
Aubière  34 10061
Cébazat  25 8604
Bellerive-sur-Allier  20 8500
Lempdes  32 8409
Lezoux  31 6152
Châtel-Guyon  17 6152
Gannat  5 5832
Saint-Pourçain-sur-Sioule  30 5160

Past seismicity

  This map shows only the 50 most significant earthquakes around this event.

Event details

Parameters

Evaluation status preliminary
RMS 0.28
Azimuthal gap 139.8 °
Number of stations used 9
Number of phases used 12

Webservices

The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :

QuakeML GeoJSON Text

Phases

Network Station Phase Time Residual (s) Azimuth (°) Distance (°) Mode
FR AGO Pg 11:46:27.14 -0.57 253.43 0.02 Manual
FR PLDF Pg 11:46:33.60 0.04 105.56 0.34 Manual
FR HRSF Pg 11:46:37.80 0.01 325.76 0.56 Manual
FR COLF Pg 11:46:39.68 -0.09 145.87 0.67 Manual
FR FRNF Pg 11:46:42.18 0.16 212.15 0.79 Manual
FR FRNF Sg 11:46:52.93 -0.08 212.15 0.79 Manual
FR BRGF Pg 11:46:45.78 0.37 264.67 0.97 Manual
FR BRGF Sg 11:46:58.95 0.01 264.67 0.97 Manual
G SSB Pn 11:46:50.36 -0.29 128.21 1.24 Manual
G SSB Sg 11:47:07.66 -0.04 128.21 1.24 Manual
FR LEUC Pn 11:46:52.21 -0.08 198.45 1.36 Manual
FR BALS Pn 11:46:55.39 0.57 172.25 1.55 Manual