This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.6 MLv
Local datetime 2025/03/04 12:03
Universal datetime 2025/03/04 11:03
Latitude 47.87 ° ± 0.3 km
Longitude -3.68 ° ± 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
Lorient  26 57149
Concarneau  17 19050
Ploemeur  24 17853
Quimperlé  10 12057
Guidel  17 11550
Fouesnant  25 9458
Quéven  22 8676
Larmor-Plage  28 8299
Rosporden  13 7671
Trégunc  12 7041
Caudan  26 6838
Moëlan-sur-Mer  8 6781
Plouay  27 5670
Bannalec  7 5659
Scaër  18 5380

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.23
Azimuthal gap 131.01 °
Number of stations used 8
Number of phases used 13

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 PLOF Pg 11:03:51.17 0.01 125.71 0.21 Manual
FR PLOF Sg 11:03:54.33 0.44 125.71 0.21 Manual
FR OLIV Pg 11:03:52.97 -0.13 279.83 0.31 Manual
FR OLIV Sg 11:03:56.79 -0.41 279.83 0.31 Manual
RD ROSF Pg 11:03:57.34 0 30.42 0.54 Manual
RD ROSF Sg 11:04:04.68 0.06 30.42 0.54 Manual
FR BIMF Pg 11:03:59.19 0.11 148.81 0.63 Manual
FR GUEF Pg 11:04:00.38 -0.05 88.23 0.71 Manual
FR GUEF Sg 11:04:09.96 -0.02 88.23 0.71 Manual
FR LOCF Pg 11:04:02.68 0.36 0.54 0.81 Manual
FR BEGF Pg 11:04:05.52 -0.24 104.4 0.99 Manual
FR PLEF Pg 11:04:07.67 -0.05 54.88 1.1 Manual
FR PLEF Sg 11:04:22.89 0.32 54.88 1.1 Manual