This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2017/09/22 11:46
Universal datetime 2017/09/22 09:46
Latitude 45.59 ° ± 3 km
Longitude 3.19 ° ± 3 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  23 143886
Cournon-d'Auvergne  17 20043
Chamalières  23 17173
Issoire  6 14822
Pont-du-Château  24 11441
Beaumont  20 10787
Gerzat  27 10365
Aubière  19 10061
Cébazat  28 8604
Lempdes  21 8409
Romagnat  17 7705
Ceyrat  19 6416
Lezoux  31 6152
Le Cendre  15 5426
Vic-le-Comte  8 5197

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.2
Azimuthal gap 90.24 °
Number of stations used 8
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
Z3 A179A Pg 09:46:19.23 -0.02 232.91 0.19 Manual
Z3 A179A Sg 09:46:21.96 0.1 232.91 0.19 Manual
FR PYM Pg 09:46:19.80 0.19 323.14 0.21 Manual
Z3 A180A Sg 09:46:37.51 0.19 114.14 0.66 Manual
Z3 A174A Pn 09:46:35.11 -0.44 65.06 0.98 Manual
Z3 A174A Sg 09:46:47.72 0.06 65.06 0.98 Manual
G SSB Pg 09:46:34.61 0.2 107.32 1 Manual
G SSB Sg 09:46:48.50 0.12 107.32 1 Manual
Z3 A188A Sg 09:46:51.82 -0.35 151.36 1.12 Manual
Z3 A184A Pn 09:46:37.48 -0.11 127.34 1.13 Manual
Z3 A184A Sg 09:46:52.68 0.12 127.34 1.13 Manual
Z3 A166A Pg 09:46:44.60 0.13 25.21 1.55 Manual
Z3 A166A Sg 09:47:05.82 -0.18 25.21 1.55 Manual