This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.3 MLv
Local datetime 2025/05/20 12:17
Universal datetime 2025/05/20 10:17
Latitude 45.93 ° ± 0.6 km
Longitude 3.96 ° ± 0.7 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
Roanne  16 34366
Montbrison  37 15641
Cusset  44 12661
Thiers  34 11847
Riorges  14 10774
Tarare  36 10582
Feurs  30 8173
Mably  20 7605
Le Coteau  14 6872
Ambert  44 6671
Lezoux  46 6152
Thizy-les-Bourgs  31 6031
Saint-Galmier  45 5722
Montrond-les-Bains  39 5302
Vindry-sur-Turdine  41 5133

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.18
Azimuthal gap 203.22 °
Number of stations used 8
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
FR PLDF Pg 10:17:16.35 -0.41 278.73 0.24 Manual
FR PLDF Sg 10:17:20.24 0.14 278.73 0.24 Manual
FR COLF Pg 10:17:20.82 -0.2 203.75 0.47 Manual
FR COLF Sg 10:17:27.75 0.21 203.75 0.47 Manual
FR AGO Pg 10:17:23.36 0.06 282.08 0.59 Manual
G SSB Pg 10:17:26.70 0.12 147.74 0.77 Manual
G SSB Sg 10:17:36.100 -0.25 147.74 0.77 Manual
FR LBL Pg 10:17:28.37 0.06 216.04 0.86 Manual
FR LBL Sg 10:17:40.29 0.02 216.04 0.86 Manual
FR SGSF Pg 10:17:29.28 -0.02 195.45 0.91 Manual
FR SGSF Sg 10:17:42.9 0.06 195.45 0.91 Manual
FR VERF Pg 10:17:32.4 0.23 260.69 1.05 Manual
FR HRSF Pg 10:17:32.11 0.15 304.51 1.06 Manual
FR HRSF Sg 10:17:46.51 -0.14 304.51 1.06 Manual