This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.9 MLv
Local datetime 2023/10/31 12:16
Universal datetime 2023/10/31 11:16
Latitude 47.86 ° ± 0.3 km
Longitude -3.29 ° ± 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
Lorient  14 57149
Lanester  11 22728
Ploemeur  18 17853
Hennebont  6 15678
Guidel  17 11550
Quéven  13 8676
Larmor-Plage  18 8299
Languidic  11 7971
Caudan  7 6838
Kervignac  11 6596
Inzinzac-Lochrist  3 6526
Baud  19 6261
Plouay  8 5670
Riantec  16 5622
Plouhinec  19 5353

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.24
Azimuthal gap 73.99 °
Number of stations used 8
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 PLOF Pg 11:16:39.18 -0.02 220.43 0.15 Manual
FR PLOF Sg 11:16:41.29 0.17 220.43 0.15 Manual
FR GUEF Pg 11:16:44.57 -0.15 86.21 0.44 Manual
FR GUEF Sg 11:16:50.76 0.17 86.21 0.44 Manual
RD ROSF Pg 11:16:45.38 -0.02 0.97 0.48 Manual
FR BIMF Pg 11:16:46.67 0.14 173.85 0.54 Manual
FR BIMF Sg 11:16:53.51 -0.23 173.85 0.54 Manual
FR OLIV Pg 11:16:47.41 0.07 276.52 0.58 Manual
FR OLIV Sg 11:16:54.57 -0.6 276.52 0.58 Manual
FR BEGF Pg 11:16:50.14 -0.05 109.2 0.73 Manual
FR BEGF Pn 11:16:52.53 -0.19 109.2 0.73 Manual
FR BEGF Sg 11:17:00.41 0.31 109.2 0.73 Manual
FR LOCF Pg 11:16:52.66 0.14 342.62 0.86 Manual
FR MTNF Pg 11:17:08.7 0.36 74.96 1.69 Manual