This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.1 MLv
Local datetime 2024/09/25 12:30
Universal datetime 2024/09/25 10:30
Latitude 45.01 ° ± 0.4 km
Longitude 4.05 ° ± 0.4 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
Saint-Étienne  53 172565
Le Puy-en-Velay  12 18995
Firminy  45 17135
Annonay  54 16345
Le Chambon-Feugerolles  47 12317
Aubenas  52 12172
Roche-la-Molière  51 9697
Monistrol-sur-Loire  33 8718
Unieux  47 8597
Privas  54 8266
La Ricamarie  50 7906
Yssingeaux  16 7202
Saint-Genest-Lerpt  54 6131
Aurec-sur-Loire  42 6111
Sainte-Sigolène  30 5959

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.25
Azimuthal gap 60.62 °
Number of stations used 13
Number of phases used 17

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
XP FR16A Sg 10:31:08.83 0.33 347.97 0.27 Manual
FR SGSF Pg 10:31:05.75 0.23 276.86 0.31 Manual
FR SGSF Sg 10:31:10.13 0.33 276.86 0.31 Manual
XP FR21A Pg 10:31:05.56 0.01 112.58 0.31 Manual
XP FR21A Sg 10:31:10.0 0.14 112.58 0.31 Manual
G SSB Pg 10:31:08.3 0.06 52.33 0.44 Manual
G SSB Sg 10:31:13.88 -0.2 52.33 0.44 Manual
XP FR14B Sg 10:31:14.86 -0.21 359.34 0.47 Manual
FR COLF Sg 10:31:17.28 -0.37 332.92 0.55 Manual
XP FR23A Sg 10:31:18.36 -0.15 241.46 0.58 Manual
FR LBL Sg 10:31:19.32 -0.3 291.4 0.61 Manual
FR BANN Sg 10:31:20.65 -0.18 173.2 0.65 Manual
XP FR29A Sg 10:31:27.85 -0.24 202.44 0.87 Manual
XP FR18A Sg 10:31:28.29 -0.2 267.56 0.88 Manual
FR TRBF Pg 10:31:16.79 0.11 184.13 0.91 Manual
FR TRBF Sg 10:31:28.88 -0.44 184.13 0.91 Manual
FR PLDF Sg 10:31:31.97 -0.3 342.67 1 Manual