This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.9 MLv
Local datetime 2023/10/16 12:31
Universal datetime 2023/10/16 10:31
Latitude 48.44 ° ± 0.9 km
Longitude -4.57 ° ± 0.9 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
Brest  7 140064
Landerneau  23 15781
Guipavas  13 14482
Plougastel-Daoulas  17 13337
Plouzané  8 12822
Le Relecq-Kerhuon  13 11462
Plabennec  12 8436
Saint-Renan  4 8110
Guilers  3 7981
Crozon  23 7477
Plouguerneau  19 6607
Ploudalmézeau  13 6297
Gouesnou  8 6116
Lannilis  14 5592
Locmaria-Plouzané  10 5076

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.63
Azimuthal gap 238.32 °
Number of stations used 6
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 CAMF Pg 10:31:33.67 -0.35 189.77 0.18 Manual
FR CAMF Sg 10:31:36.30 0 189.77 0.18 Manual
FR LOCF Pg 10:31:42.89 0.16 68.1 0.64 Manual
FR LOCF Sg 10:31:52.19 0.82 68.1 0.64 Manual
RD ROSF Pg 10:31:46.41 -0.6 96.61 0.87 Manual
RD ROSF Sg 10:31:57.100 -0.77 96.61 0.87 Manual
FR PLOF Pg 10:31:50.99 0.93 131.96 1.03 Manual
FR PLOF Sg 10:32:04.69 0.63 131.96 1.03 Manual
FR GUEF Pg 10:31:56.73 -0.32 112.52 1.41 Manual
FR GUEF Sg 10:32:15.38 -0.77 112.52 1.41 Manual
FR BIMF Pn 10:31:57.49 0.8 140 1.45 Manual