This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.5 MLv
Local datetime 2017/08/01 12:39
Universal datetime 2017/08/01 10:39
Latitude 45.63 ° ± 3 km
Longitude 4.32 ° ± 4 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
Montbrison  20 15641
Saint-Just-Saint-Rambert  17 15083
Andrézieux-Bouthéon  11 9790
Veauche  8 8984
Feurs  13 8173
Villars  18 7970
Sorbiers  17 7933
La Talaudière  19 6860
Saint-Jean-Bonnefonds  22 6638
Sury-le-Comtal  15 6552
Saint-Genest-Lerpt  20 6131
Saint-Priest-en-Jarez  18 6120
Saint-Galmier  3 5722
Chazelles-sur-Lyon  4 5357
Montrond-les-Bains  6 5302

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.38
Azimuthal gap 104.95 °
Number of stations used 7
Number of phases used 13

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 10:39:20.22 -0.8 156.28 0.39 Manual
G SSB Sg 10:39:26.80 0.4 156.28 0.39 Manual
FR OGRV Pg 10:39:27.87 -0.32 22.69 0.77 Manual
FR OGRV Sg 10:39:39.40 0.45 22.69 0.77 Manual
FR PYM Pg 10:39:30.96 -0.12 277.75 0.93 Manual
FR OGSM Pg 10:39:32.46 0.68 90.94 0.97 Manual
FR OGSM Sg 10:39:44.94 -0.27 90.94 0.97 Manual
FR OG35 Pg 10:39:31.100 0.22 64.35 0.97 Manual
FR OG35 Sg 10:39:44.97 -0.24 64.35 0.97 Manual
FR OGMY Pg 10:39:34.45 -0.28 76.73 1.13 Manual
FR OGMY Sg 10:39:50.41 0.02 76.73 1.13 Manual
FR BANN Pg 10:39:37.60 0.17 185.35 1.27 Manual
FR BANN Sg 10:39:55.20 0.1 185.35 1.27 Manual