This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 2.5 MLv
Local datetime 1983/08/18 04:53
Universal datetime 1983/08/18 02:53
Latitude 46.06 ° ± 2 km
Longitude -0.32 ° ± 6 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
Niort  32 58707
Saintes  44 25470
Rochefort  52 24151
Cognac  40 18825
Tonnay-Charente  44 8010
Saint-Yrieix-sur-Charente  55 7274
Chauray  33 7006
Saint-Maixent-l'École  40 6982
Saint-Jean-d'Angély  20 6976
Surgères  34 6807
Melle  22 6213
Gond-Pontouvre  57 6010
La Crèche  34 5635
Aiffres  26 5506
Champniers  55 5151

Past seismicity

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

Event details

Parameters

Evaluation status final
RMS 0.9
Azimuthal gap
Number of stations used 11
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
RD MFF Pg 02:53:40.90 -0.12 13 0.56 Manual
RD MFF Sg 02:53:48.40 -0.48 13 0.56 Manual
RD LSF Pg 02:53:55.80 0.91 81 1.3 Manual
RD LSF Sg 02:54:14.0 0.98 81 1.3 Manual
RD LFF Pg 02:53:55.10 -0.56 146 1.34 Manual
RD LFF Sg 02:54:15.10 0.75 146 1.34 Manual
RD RJF Sg 02:54:19.10 -0.1 120 1.49 Manual
RD LPO Sg 02:54:26.30 -0.89 142 1.74 Manual
RD TCF Pn 02:54:01.30 0.94 82 1.78 Manual
RD TCF Pg 02:54:03.80 -0.01 82 1.78 Manual
RD TCF Sg 02:54:27.10 -1.36 82 1.78 Manual