This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 3 MLv
Local datetime 1987/05/31 13:38
Universal datetime 1987/05/31 11:38
Latitude 45.70 ° ± 2 km
Longitude -0.78 ° ± 4 km
Depth 5 km (operator assigned) ± 0.0 km

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See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Saintes  11 25470
Rochefort  31 24151
Cognac  35 18825
Royan  20 18398
Aytré  55 8725
Périgny  56 8428
Tonnay-Charente  30 8010
Saujon  12 7165
Saint-Jean-d'Angély  34 6976
Surgères  45 6807
Saint-Pierre-d'Oléron  49 6743
Marennes-Hiers-Brouage  27 6252
Châtelaillon-Plage  48 5846
Lesparre-Médoc  48 5801
Saint-Georges-de-Didonne  20 5360

Past seismicity

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

Event details

Parameters

Evaluation status final
RMS 0.7
Azimuthal gap
Number of stations used 21
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
RD MFF Pg 11:39:05.60 0.25 26 1 Manual
RD MFF Sg 11:39:19.40 0.07 26 1 Manual
RD LFF Pn 11:39:10.20 -0.03 125 1.32 Manual
RD LFF Pg 11:39:11.50 0.24 125 1.32 Manual
RD LFF Sg 11:39:30.50 0.91 125 1.32 Manual
RD RJF Pg 11:39:17.70 -0.1 103 1.66 Manual
RD RJF Sg 11:39:41.20 0.29 103 1.66 Manual
RD LSF Pg 11:39:18.79 0.28 70 1.7 Manual
RD LSF Sg 11:39:41.60 -0.54 70 1.7 Manual
RD LPO Pn 11:39:15.80 0.03 126 1.73 Manual
RD LPO Pg 11:39:18.0 -0.96 126 1.73 Manual
RD LPO Sg 11:39:42.50 -0.41 126 1.73 Manual