This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 0.2 MLv
Local datetime 2023/08/17 17:40
Universal datetime 2023/08/17 15:40
Latitude 46.19 ° ± 0.1 km
Longitude -0.72 ° ± 0.3 km
Depth 5 km (from location) ± 0.4 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  25 58707
Rochefort  34 24151
Fontenay-le-Comte  30 13226
Aytré  31 8725
Périgny  29 8428
Tonnay-Charente  28 8010
Lagord  33 7048
Chauray  32 7006
Saint-Jean-d'Angély  32 6976
Surgères  10 6807
Puilboreau  31 6182
Châtelaillon-Plage  31 5846
Nieul-sur-Mer  35 5759
Aiffres  26 5506
Dompierre-sur-Mer  27 5482

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.09
Azimuthal gap 109.76 °
Number of stations used 5
Number of phases used 10

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
Z4 PSIS1 Pg 15:40:52.87 0 198.79 0.01 Manual
Z4 PSIS1 Sg 15:40:53.53 0.01 198.79 0.01 Manual
Z4 PSIS5 Pg 15:40:52.96 0.01 308.55 0.01 Manual
Z4 PSIS5 Sg 15:40:53.65 0 308.55 0.01 Manual
Z4 PSIS4 Pg 15:40:53.7 0.01 21.41 0.02 Manual
Z4 PSIS4 Sg 15:40:53.87 0.03 21.41 0.02 Manual
Z4 PSIS3 Pg 15:40:53.29 -0.04 315.47 0.05 Manual
Z4 PSIS3 Sg 15:40:54.23 -0.07 315.47 0.05 Manual
FR CHIF Pg 15:40:56.47 0.19 104.97 0.23 Manual
FR CHIF Sg 15:40:59.13 -0.21 104.97 0.23 Manual