This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 3.2 MLv
Local datetime 1983/07/03 22:47
Universal datetime 1983/07/03 20:47
Latitude 47.25 ° ± 2 km
Longitude -2.56 ° ± 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
Saint-Nazaire  24 69993
La Baule-Escoublac  16 16132
Guérande  14 15873
Pornic  41 15018
Saint-Brevin-les-Pins  31 13802
Pontchâteau  41 10684
Pornichet  19 10669
Sarzeau  34 8182
Donges  38 7961
Trignac  28 7868
Montoir-de-Bretagne  32 7088
Herbignac  29 6822
Saint-André-des-Eaux  20 6473
Missillac  39 5342
Muzillac  35 5015

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 20
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 LPF Pn 20:47:37.0 -0.09 52 1.3 Manual
RD LPF Pg 20:47:38.59 0.58 52 1.3 Manual
RD LPF Sg 20:47:57.10 1.07 52 1.3 Manual
RD GRR Pg 20:47:44.20 0.07 45 1.62 Manual
RD GRR Sg 20:48:06.70 0.07 45 1.62 Manual
RD MFF Pg 20:47:47.30 0.17 110 1.78 Manual
RD MFF Sg 20:48:11.60 -0.21 110 1.78 Manual
RD FLN Pg 20:47:52.0 -0.5 42 2.06 Manual
RD FLN Sg 20:48:20.90 -0.19 42 2.06 Manual
RD LDF Pn 20:47:48.70 0.34 50 2.12 Manual
RD LDF Pg 20:47:53.20 -0.46 50 2.12 Manual
RD LDF Sg 20:48:22.50 -0.6 50 2.12 Manual