This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.9 MLv
Local datetime 2020/03/31 12:42
Universal datetime 2020/03/31 10:42
Latitude 48.49 ° ± 6 km
Longitude -4.41 ° ± 4 km
Depth 0 km (from location) ± 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  12 140064
Landerneau  12 15781
Guipavas  7 14482
Plougastel-Daoulas  15 13337
Plouzané  19 12822
Le Relecq-Kerhuon  10 11462
Plabennec  1 8436
Saint-Renan  17 8110
Guilers  14 7981
Lesneven  12 7311
Plouguerneau  14 6607
Ploudalmézeau  20 6297
Gouesnou  6 6116
Lannilis  12 5592
Locmaria-Plouzané  22 5076

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.38
Azimuthal gap 211.22 °
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
RA UBBR Pg 10:42:19.15 0.03 217.44 0.17 Manual
RA UBBR Sg 10:42:21.27 -0.12 217.44 0.17 Manual
FR CAMF Pg 10:42:20.90 -0.03 211.7 0.26 Manual
FR CAMF Sg 10:42:24.45 -0.06 211.7 0.26 Manual
FR LOCF Sg 10:42:33.33 0.15 68.67 0.52 Manual
RD ROSF Pg 10:42:29.86 -0.62 101.12 0.77 Manual
RD ROSF Pn 10:42:32.59 -0.24 101.12 0.77 Manual
FR PLOF Sg 10:42:48.75 0.35 138.22 0.99 Manual
FR GUEF Pg 10:42:40.95 0.04 116.26 1.33 Manual
FR GUEF Sg 10:42:59.50 0.06 116.26 1.33 Manual
FR PLEF Pn 10:42:42.3 0.95 89.07 1.38 Manual
FR PLEF Sg 10:43:00.51 -0.51 89.07 1.38 Manual