This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 3.9 MLv
Local datetime 1982/11/09 14:44
Universal datetime 1982/11/09 13:44
Latitude 47.10 ° ± 2 km
Longitude -1.71 ° ± 7 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-Herblain  15 46268
Rezé  15 41411
Couëron  15 21372
Bouguenais  11 19331
Saint-Philbert-de-Grand-Lieu  6 8921
Les Sorinières  15 8541
Bouaye  6 7844
Machecoul-Saint-Même  14 7473
Sainte-Pazanne  8 6774
Chaumes-en-Retz  17 6759
La Montagne  10 6231
Pont-Saint-Martin  11 6037
Saint-Jean-de-Boiseau  10 5827
La Chevrolière  9 5589
Le Pellerin  16 5100

Past seismicity

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

Event details

Parameters

Evaluation status final
RMS 0.8
Azimuthal gap
Number of stations used 21
Number of phases used 8

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 13:45:05.30 -0.87 25 1.04 Manual
RD LPF Sg 13:45:20.90 0.61 25 1.04 Manual
RD MFF Pn 13:45:08.89 0.82 114 1.18 Manual
RD MFF Sg 13:45:24.60 -0.23 114 1.18 Manual
RD GRR Pn 13:45:11.30 0.03 24 1.42 Manual
RD GRR Sg 13:45:32.80 0.31 24 1.42 Manual
RD LDF Pn 13:45:16.90 -0.16 35 1.84 Manual
RD LDF Sg 13:45:45.90 -0.5 35 1.84 Manual