This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.3 MLv
Local datetime 2026/04/28 11:21
Universal datetime 2026/04/28 09:21
Latitude 44.43 ° ± 0.1 km
Longitude 4.23 ° ± 0.2 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
Alès  35 40219
Montélimar  43 39097
Bagnols-sur-Cèze  43 18258
Bollène  44 13504
Pierrelatte  37 13496
Aubenas  24 12172
Pont-Saint-Esprit  38 10336
Saint-Paul-Trois-Châteaux  43 8937
Le Teil  37 8677
Privas  44 8266
Bourg-Saint-Andéol  31 7116
Saint-Christol-lez-Alès  40 7030
Donzère  38 5833
Saint-Privat-des-Vieux  33 5182
La Grand-Combe  27 5041

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 193.07 °
Number of stations used 7
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 BANN Pg 09:21:58.39 -0.16 223.54 0.08 Manual
FR BANN Sg 09:21:59.94 0.29 223.54 0.08 Manual
FR TRBF Pg 09:22:04.10 0.02 211.58 0.38 Manual
FR TRBF Sg 09:22:09.26 -0.05 211.58 0.38 Manual
XP FR22A Pg 09:22:03.98 -0.14 305.73 0.38 Manual
XP FR22A Sg 09:22:09.10 -0.28 305.73 0.38 Manual
XP FR21A Pg 09:22:06.12 -0.1 18.51 0.49 Manual
XP FR21A Sg 09:22:12.83 -0.23 18.51 0.49 Manual
FR LBL Pg 09:22:17.27 0.33 319.27 1.07 Manual
FR LBL Sg 09:22:31.42 -0.37 319.27 1.07 Manual
FR COLF Pg 09:22:18.41 0.14 340.6 1.14 Manual
FR COLF Sg 09:22:33.87 -0.25 340.6 1.14 Manual
FR SLVF Pg 09:22:25.21 0.21 261.73 1.5 Manual
FR SLVF Sn 09:22:43.16 -0.94 261.73 1.5 Manual