This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2022/03/31 12:21
Universal datetime 2022/03/31 10:21
Latitude 47.83 ° ± 3 km
Longitude -3.23 ° ± 3 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  15 57149
Lanester  10 22728
Ploemeur  20 17853
Hennebont  4 15678
Quéven  15 8676
Larmor-Plage  18 8299
Languidic  6 7971
Pluvigner  17 7543
Caudan  9 6838
Kervignac  7 6596
Inzinzac-Lochrist  3 6526
Baud  15 6261
Plouay  13 5670
Riantec  14 5622
Plouhinec  16 5353

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.47
Azimuthal gap 103.28 °
Number of stations used 7
Number of phases used 12

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 10:21:13.3 -0.65 237.5 0.16 Manual
FR PLOF Sg 10:21:15.90 0.14 237.5 0.16 Manual
FR GUEF Pg 10:21:17.59 -0.7 82.08 0.4 Manual
FR BIMF Pg 10:21:20.49 0.27 177.98 0.51 Manual
FR BIMF Sg 10:21:27.37 0.34 177.98 0.51 Manual
FR BEGF Pg 10:21:23.59 0 108.21 0.69 Manual
FR BEGF Sg 10:21:32.97 0.11 108.21 0.69 Manual
FR PLEF Pg 10:21:27.38 0 41.83 0.89 Manual
FR PLEF Pn 10:21:29.2 -0.1 41.83 0.89 Manual
FR LOCF Pg 10:21:26.71 -0.75 340.78 0.9 Manual
FR LOCF Sg 10:21:40.46 0.88 340.78 0.9 Manual
FR MTNF Pg 10:21:41.90 0.46 73.75 1.66 Manual