This event was automatically detected and need to be confirmed by one of our analysts.
Type Event
Magnitude 5.4 mb
Local datetime 2025/10/23 23:26
Universal datetime 2025/10/24 01:26
Latitude -55.95 ° ± 6 km
Longitude -27.87 ° ± 9 km
Depth 160 km (from location) ± 12 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
Mar del Plata  2974 553935
Comodoro Rivadavia  2954 140850
Punta Arenas  2758 117430
Trelew  3004 93442
Río Gallegos  2724 85700
Necochea  2990 80478
Puerto Madryn  3022 64555
Ushuaia  2531 58028
Maldonado  3117 55478
Viedma  3050 48940
Tres Arroyos  3091 47136
Rawson  2986 26335
Puerto Natales  2924 20000
El Calafate  2983 8000
Punta del Este  3111 7234

Past seismicity

  This map shows only the 0 most significant earthquakes around this event.

Event details

Parameters

Evaluation status
RMS 1.39
Azimuthal gap 125.14 °
Number of stations used 9
Number of phases used 9

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
II HOPE P 01:28:12.47 -1.13 285.15 5.2 Automatic
IU PMSA P 01:31:16.57 3.09 228.65 19.58 Automatic
IU TRIS P 01:31:35.92 1.5 35.54 21.6 Automatic
IU SBA P 01:35:04.97 0.24 184.24 45.89 Automatic
G CCD P 01:35:16.90 -0.91 170.33 47.57 Automatic
IU CASY P 01:36:04.37 -0.47 160.68 53.83 Automatic
IU SAML P 01:36:06.82 -1.11 315.49 54.54 Automatic
G DRV P 01:36:26.45 -1.4 174.31 57.04 Automatic
IU SDV P 01:38:13.39 0.18 315.7 73.85 Automatic