This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.6 MLv
Local datetime 2012/02/22 12:25
Universal datetime 2012/02/22 11:25
Latitude 45.63 ° ± 2 km
Longitude 4.34 ° ± 2 km
Depth 10 km (from location) ± 6 km
See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Montbrison  21 15641
Saint-Just-Saint-Rambert  17 15083
Andrézieux-Bouthéon  12 9790
Veauche  9 8984
Feurs  14 8173
Villars  18 7970
Sorbiers  17 7933
La Talaudière  18 6860
Saint-Jean-Bonnefonds  21 6638
Sury-le-Comtal  16 6552
Saint-Genest-Lerpt  20 6131
Saint-Priest-en-Jarez  18 6120
Saint-Galmier  4 5722
Chazelles-sur-Lyon  3 5357
Montrond-les-Bains  8 5302

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.56
Azimuthal gap 120.09 °
Number of stations used 8
Number of phases used 16

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
G SSB Pg 11:25:31.59 -0.42 157.98 0.38 Manual
G SSB Sg 11:25:37.38 -0.13 157.98 0.38 Manual
FR PLDF Pg 11:25:34.84 -1.28 304.13 0.61 Manual
FR PLDF Sg 11:25:45.46 0.74 304.13 0.61 Manual
FR LBL Pg 11:25:41.36 0.38 242.88 0.87 Manual
FR LBL Sg 11:25:53.17 -0.05 242.88 0.87 Manual
FR PYM Pg 11:25:42.20 -0.13 277.7 0.94 Manual
FR PYM Sg 11:25:55.70 0.1 277.7 0.94 Manual
FR AGO Pg 11:25:42.56 0.19 296.83 0.94 Manual
FR AGO Sg 11:25:55.34 -0.34 296.83 0.94 Manual
FR OG35 Pg 11:25:42.71 0.18 64.22 0.95 Manual
FR OG35 Sg 11:25:56.7 0.1 64.22 0.95 Manual
RD ORT2 Pg 11:25:49.31 0.5 122.75 1.3 Manual
RD ORT2 Sg 11:26:07.52 0.18 122.75 1.3 Manual
FR RSL Pg 11:25:54.86 0.99 87.13 1.6 Manual
FR RSL Sg 11:26:15.50 -1 87.13 1.6 Manual