This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude -1 MLv
Local datetime 2023/06/23 03:57
Universal datetime 2023/06/23 01:57
Latitude 46.20 ° ± 0.1 km
Longitude -0.72 ° ± 0.1 km
Depth 4 km (from location) ± 0.1 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  29 13226
Aytré  31 8725
Périgny  29 8428
Tonnay-Charente  29 8010
Lagord  33 7048
Chauray  31 7006
Saint-Jean-d'Angély  33 6976
Surgères  11 6807
Puilboreau  30 6182
Châtelaillon-Plage  31 5846
Nieul-sur-Mer  34 5759
Aiffres  25 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 0.04
Azimuthal gap 67.16 °
Number of stations used 16
Number of phases used 25

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 PSIS5 Sg 01:57:24.30 0.11 268.59 0.01 Manual
Z4 PSIS4 Sg 01:57:24.45 0.05 41.87 0.02 Manual
Z4 PSIS1 Pg 01:57:23.81 0.02 179.79 0.02 Manual
Z4 PSIS1 Sg 01:57:24.42 0.01 179.79 0.02 Manual
Z4 01X40 Pg 01:57:23.84 0.01 138.75 0.02 Manual
Z4 01X40 Sg 01:57:24.47 0.01 138.75 0.02 Manual
Z4 01X50 Pg 01:57:23.91 0.02 23.56 0.03 Manual
Z4 01X50 Sg 01:57:24.60 0.03 23.56 0.03 Manual
Z4 01X39 Sg 01:57:24.57 -0.08 221.54 0.03 Manual
Z4 01X49 Pg 01:57:23.96 0.01 325.21 0.03 Manual
Z4 01X49 Sg 01:57:24.62 -0.05 325.21 0.03 Manual
Z4 PSIS3 Sg 01:57:24.79 -0.06 308.44 0.04 Manual
Z4 LC14 Pg 01:57:24.12 0.01 338.76 0.04 Manual
Z4 LC14 Sg 01:57:24.95 -0.01 338.76 0.04 Manual
Z4 LC15 Pg 01:57:24.14 0.01 32.28 0.04 Manual
Z4 01X51 Pg 01:57:24.19 0.01 58.89 0.05 Manual
Z4 01X51 Sg 01:57:25.1 -0.04 58.89 0.05 Manual
Z4 LC17 Pg 01:57:24.17 -0.01 126.06 0.05 Manual
Z4 LC17 Sg 01:57:25.4 -0.02 126.06 0.05 Manual
Z4 01X48 Pg 01:57:24.20 -0.03 303.64 0.05 Manual
Z4 01X48 Sg 01:57:25.9 -0.04 303.64 0.05 Manual
Z4 01X59 Sg 01:57:25.29 -0.05 350.56 0.06 Manual
Z4 01X30 Pg 01:57:24.36 0.01 169.54 0.06 Manual
Z4 01X60 Pg 01:57:24.48 0.03 9.98 0.07 Manual
Z4 01X60 Sg 01:57:25.49 -0.04 9.98 0.07 Manual