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Chile

M4.2 Earthquake near OFFSHORE ANTOFAGASTA, CHILE (Chile)

UTC time: 2025-09-16 23:53:10 UTC Local time: —

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About this earthquake

A magnitude M4.2 earthquake was recorded near OFFSHORE ANTOFAGASTA, CHILE (Chile) on September 16, 2025 at 23:53 UTC. The hypocenter lay relatively close to the surface at around 48 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC. Chile: 28 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

ID
adb2ed2faeb65ce4c7851ae68699fa5167d40934
Magnitude
M4.2
Depth
47.7 km
UTC time
2025-09-16 23:53:10 UTC
Local time
—
Country
Chile
City
Región de Antofagasta
Source
emsc
Coordinates
-22.75000, -70.20000
Temperature
14.6°C

Depth profile

Depth profile Depth: 47.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 47.7 km
Shallow
47.7 km
47.7 km — shallower than the regional average (99.4 km)
Regional average: 99.4 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Sairecabur
    Distance: 237 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 238 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Negrillar, La
    Distance: 240 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Putana
    Distance: 242 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Tilocalar
    Distance: 251 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Purico Complex
    Distance: 253 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile

Región de Antofagasta

Context for this earthquake

10 Sep 2025 – 10 Sep 2026 · M ≥ 3.0 · 762 Catalogue entries

Of 761 other entries for this area and period, 88 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Chile

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Country statistics · Chile

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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