This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.9 MLv
Local datetime 2025/10/28 11:33
Universal datetime 2025/10/28 10:33
Latitude 48.40 ° ± 0.5 km
Longitude -2.61 ° ± 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-Brieuc  17 44372
Lamballe-Armor  11 16578
Dinan  41 14166
Plérin  20 14062
Ploufragan  18 11546
Loudéac  28 9571
Trégueux  13 8432
Langueux  13 7692
Pordic  25 7167
Binic-Étables-sur-Mer  29 7068
Guingamp  44 6895
Plédran  11 6666
Le Mené  14 6417
Ploumagoar  40 5434
Yffiniac  9 5010

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.28
Azimuthal gap 161.37 °
Number of stations used 7
Number of phases used 11

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 PLEF Pg 10:33:10.92 -0.01 63.12 0.2 Manual
FR PLEF Sg 10:33:13.80 0.25 63.12 0.2 Manual
RD ROSF Pg 10:33:15.49 -0.08 261.76 0.45 Manual
RD ROSF Sg 10:33:22.15 0.57 261.76 0.45 Manual
FR GUEF Pg 10:33:16.58 -0.21 182.05 0.52 Manual
FR GUEF Sg 10:33:23.30 -0.41 182.05 0.52 Manual
FR BEGF Pg 10:33:22.52 0.03 163.51 0.82 Manual
FR PLOF Pg 10:33:23.54 0.39 220.37 0.86 Manual
FR PLOF Sg 10:33:34.89 0.15 220.37 0.86 Manual
FR LOUF Pg 10:33:24.53 0.22 72.16 0.92 Manual
FR BIMF Pg 10:33:28.65 0.09 200.63 1.15 Manual