This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.2 MLv
Local datetime 2017/09/27 12:34
Universal datetime 2017/09/27 10:34
Latitude 45.66 ° ± 4 km
Longitude 3.62 ° ± 2 km
Depth 0 km (operator assigned) ± 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  42 143886
Cournon-d'Auvergne  35 20043
Montbrison  36 15641
Issoire  32 14822
Thiers  24 11847
Pont-du-Château  34 11441
Beaumont  43 10787
Gerzat  41 10365
Aubière  40 10061
Lempdes  36 8409
Romagnat  42 7705
Ambert  15 6671
Lezoux  27 6152
Le Cendre  34 5426
Vic-le-Comte  30 5197

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.36
Azimuthal gap 70.63 °
Number of stations used 9
Number of phases used 14

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
Z3 A176A Pg 10:34:51.85 0.44 78.82 0.32 Manual
Z3 A176A Sg 10:34:55.78 -0.03 78.82 0.32 Manual
FR PYM Pg 10:34:53.91 0.18 282.47 0.44 Manual
FR PYM Sg 10:35:00.45 0.57 282.47 0.44 Manual
Z3 A179A Pg 10:34:54.72 0.02 248.22 0.49 Manual
Z3 A179A Sg 10:35:01.21 -0.37 248.22 0.49 Manual
RA OCSJ Pn 10:35:01.12 -0.87 302.65 0.74 Manual
G SSB Pg 10:34:59.65 0.2 120.02 0.75 Manual
G SSB Sg 10:35:09.62 -0.24 120.02 0.75 Manual
Z3 A182A Pg 10:35:02.24 0.03 220.25 0.9 Manual
Z3 A182A Sg 10:35:14.91 0.22 220.25 0.9 Manual
Z3 A168A Pn 10:35:04.21 -0.38 13.28 0.93 Manual
FR OGRV Pn 10:35:06.51 0.33 48.39 1.05 Manual
Z3 A188A Pg 10:35:05.52 -0.09 168.06 1.08 Manual