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Chile · Santiago Metropolitan Region

M5.2 Earthquake near Lo Barnechea, Santiago Metropolitan Region (Chile)

UTC time: 2026-09-18 16:52:08 UTC Local time: —
Earthquake newsQuakeMap24
First published: Content updated:

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M5.2
Depth
100.0 km
Source
USGS

Santiago Metropolitan Region · Lo Barnechea

Country overview

Map

M5.2 Earthquake near Lo Barnechea, Santiago Metropolitan Region (Chile) · 2026-09-18 — Map showing the location of the epicenter
M5.2 Earthquake near Lo Barnechea, Santiago Metropolitan Region (Chile) · 2026-09-18 — Map showing the location of the epicenter

About this earthquake

On September 18, 2026 at 16:52 UTC, a magnitude M5.2 earthquake occurred near Lo Barnechea, Santiago Metropolitan Region (Chile). The earthquake originated at an intermediate depth of about 100 km. Events of this size can cause damage near the epicenter.

The event was recorded by USGS. Chile: over the past 24 hours, QuakeMap24 logged 29 earthquakes, the strongest at M4.2.

Depth profile

Depth profile Depth: 100 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 100 km
Intermediate
100 km
100 km — close to the regional average (99.5 km)
Regional average: 99.5 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Felt reports

84felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Sep 20, 2026, 2:01 AM UTC · Last checked: Sep 20, 2026, 1:37 PM UTC

Source: EMSC / LastQuake

Estimated impact

33 Felt reports · max reported intensity 3.8

Tectonic context

Located on the South America Plate.
Near the boundary Nazca ↔ South America · about 235 km away

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Peñalolén18.2 kmSW241'599
Santiago23.6 kmSW4'837'295

GeoNames · CC BY 4.0

Volcanoes nearby

  • Tupungatito
    Distance: 51 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 67 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 106 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Palomo
    Distance: 144 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Atuel, Caldera del
    Distance: 147 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Tinguiririca
    Distance: 167 km ·Stratovolcano ·Elevation: 4'280 m ·Last eruption: 1917 ·Chile

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Comodoro Arturo Merino Benítez International AirportChile · SCL · SCEL
    42.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-20

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours0
First 24 hours0
First 72 hours1
Strongest subsequent eventM2.5
M2.52026-09-19 23:08:01 UTC141.2 kmMalloa

Comparison of seismic sources

4 sources currently report magnitudes from M4.8 to M5.2.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
RESIFM5.010.0 km11.2 km
GFZM4.888.0 km16.2 km
EMSCM4.998.0 km7.4 km
USGSM5.2100.0 km0.0 km

Chile

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 2,755 Catalogue entries

Of 2,754 other entries for this area and period, 28 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#13
Earlier events M≥4102
Earlier events M≥513
Compared since2025-01-01

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M6.02026-05-31 21:34:17 UTC128.2 kmNear Coast of Central Chile M6.02026-05-31 21:34:18 UTC143.0 km###.# km ( ###.# mi) SE (az= 143.7) from Estacion Coahuila, B.C., MX M6.02026-05-31 21:34:17 UTC142.8 km M5.92026-05-31 21:34:20 UTC121.1 kmNear Coast of Central Chile M5.92026-05-31 21:34:19 UTC136.6 kmChile (Peruvian point of view) [Sea]

Historic earthquake map · Chile

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Chile

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

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