This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 0.3 MLv
Local datetime 2023/08/20 10:18
Universal datetime 2023/08/20 08:18
Latitude 46.20 ° ± 0.1 km
Longitude -0.71 ° ± 0.1 km
Depth 5 km (from location) ± 0.2 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  24 58707
Rochefort  35 24151
Fontenay-le-Comte  30 13226
Aytré  32 8725
Périgny  29 8428
Tonnay-Charente  29 8010
Lagord  34 7048
Chauray  31 7006
Saint-Jean-d'Angély  32 6976
Surgères  11 6807
Puilboreau  31 6182
Châtelaillon-Plage  32 5846
Nieul-sur-Mer  35 5759
Aiffres  25 5506
Dompierre-sur-Mer  28 5482

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.16
Azimuthal gap 105.12 °
Number of stations used 6
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
Z4 PSIS1 Pg 08:18:24.13 0.03 211.61 0.02 Manual
Z4 PSIS1 Sg 08:18:24.86 -0.02 211.61 0.02 Manual
Z4 PSIS5 Pg 08:18:24.14 0.01 285.26 0.02 Manual
Z4 PSIS5 Sg 08:18:24.95 0.02 285.26 0.02 Manual
Z4 PSIS4 Pg 08:18:24.14 0 11.54 0.02 Manual
Z4 PSIS4 Sg 08:18:24.98 0.03 11.54 0.02 Manual
Z4 PSIS3 Pg 08:18:24.43 -0.04 306.84 0.05 Manual
Z4 PSIS3 Sg 08:18:25.44 -0.07 306.84 0.05 Manual
Z4 PSIS2 Pg 08:18:24.87 0.02 311.55 0.08 Manual
Z4 PSIS2 Sg 08:18:26.7 -0.08 311.55 0.08 Manual
FR CHIF Pg 08:18:27.29 0 106.49 0.22 Manual
FR CHIF Sg 08:18:29.79 -0.54 106.49 0.22 Manual