This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.5 MLv
Local datetime 2026/03/06 10:52
Universal datetime 2026/03/06 09:52
Latitude 44.97 ° ± 0.1 km
Longitude 3.96 ° ± 0.1 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  61 172565
Le Puy-en-Velay  8 18995
Firminy  53 17135
Le Chambon-Feugerolles  55 12317
Aubenas  53 12172
Roche-la-Molière  59 9697
Monistrol-sur-Loire  40 8718
Unieux  55 8597
Privas  57 8266
La Ricamarie  58 7906
Yssingeaux  23 7202
Brioude  58 6721
Saint-Genest-Lerpt  62 6131
Aurec-sur-Loire  49 6111
Sainte-Sigolène  38 5959

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.32
Azimuthal gap 52.15 °
Number of stations used 14
Number of phases used 22

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 SGSF Pg 09:52:55.55 -0.15 288.49 0.26 Manual
FR SGSF Sg 09:52:59.42 0.17 288.49 0.26 Manual
XP FR16A Pg 09:52:56.63 -0.02 1.34 0.31 Manual
XP FR16A Sg 09:53:01.11 0.21 1.34 0.31 Manual
XP FR22A Pg 09:52:56.90 -0.37 199.44 0.34 Manual
XP FR21A Pg 09:52:57.33 -0.26 101.96 0.36 Manual
XP FR21A Sg 09:53:02.50 -0.05 101.96 0.36 Manual
G SSB Pg 09:53:00.31 -0.24 52.65 0.52 Manual
G SSB Sg 09:53:07.36 -0.38 52.65 0.52 Manual
FR COLF Pg 09:53:01.38 -0.08 340.64 0.57 Manual
FR COLF Sg 09:53:09.13 -0.2 340.64 0.57 Manual
FR BANN Pg 09:53:02.0 -0.36 166.77 0.61 Manual
XP FR26A Pg 09:53:03.31 0.65 135.75 0.63 Manual
FR CZNF Pg 09:53:05.80 0.49 272.04 0.77 Manual
FR OGCB Pg 09:53:06.27 0.15 97.83 0.82 Manual
FR TRBF Pg 09:53:06.76 -0.2 180.08 0.86 Manual
FR TRBF Sg 09:53:19.40 0.45 180.08 0.86 Manual
FR OGDF Pg 09:53:07.88 0.39 117.04 0.89 Manual
XP FR28A Pg 09:53:07.62 -0.4 220.55 0.92 Manual
XP FR28A Sg 09:53:21.32 0.53 220.55 0.92 Manual
FR LEUC Pg 09:53:10.19 0.26 258.83 1.02 Manual
FR LEUC Sg 09:53:24.18 0.04 258.83 1.02 Manual