This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 0.9 MLv
Local datetime 2026/04/22 09:08
Universal datetime 2026/04/22 07:08
Latitude 45.03 ° ± 0.1 km
Longitude 4.19 ° ± 0.1 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
Saint-Étienne  47 172565
Le Puy-en-Velay  23 18995
Firminy  39 17135
Annonay  44 16345
Le Chambon-Feugerolles  41 12317
Tournon-sur-Rhône  49 10307
Roche-la-Molière  45 9697
Monistrol-sur-Loire  29 8718
Unieux  42 8597
Privas  47 8266
La Ricamarie  44 7906
Yssingeaux  13 7202
Saint-Genest-Lerpt  48 6131
Aurec-sur-Loire  38 6111
Sainte-Sigolène  24 5959

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.33
Azimuthal gap 89.05 °
Number of stations used 8
Number of phases used 16

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 FR21A Pg 07:08:26.82 0.08 126.6 0.23 Manual
XP FR21A Sg 07:08:30.70 0.71 126.6 0.23 Manual
XP FR16A Pg 07:08:27.39 -0.35 327.59 0.29 Manual
XP FR16A Sg 07:08:31.97 0.25 327.59 0.29 Manual
G SSB Pg 07:08:28.87 -0.08 45.2 0.35 Manual
G SSB Sg 07:08:34.10 0.25 45.2 0.35 Manual
FR SGSF Pg 07:08:29.83 -0.08 272.48 0.4 Manual
FR SGSF Sg 07:08:35.59 0.06 272.48 0.4 Manual
XP FR14B Pg 07:08:30.95 -0.04 347.12 0.46 Manual
XP FR14B Sg 07:08:37.49 0.07 347.12 0.46 Manual
XP FR22A Pg 07:08:30.98 -0.22 215.65 0.47 Manual
XP FR22A Sg 07:08:37.84 0.05 215.65 0.47 Manual
FR COLF Pg 07:08:33.20 -0.07 323.5 0.58 Manual
FR COLF Sg 07:08:41.63 0.24 323.5 0.58 Manual
FR CMPS Pg 07:08:40.90 0.37 294.91 0.98 Manual
FR CMPS Sg 07:08:54.97 0.88 294.91 0.98 Manual