Chile earthquakes

M3.8 earthquake 85 km SW of Coquimbo, Chile

A magnitude 3.8 earthquake struck 85 km SW of Coquimbo, Chile on Sat, Sep 26, 2015, 3:07 PM GMT-3 (18:07 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.1 38 km WSW of Ovalle, Chile. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.8 (mwr), minor
Local time
UTC
2015-09-26 18:07:37 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
30.402° S, 72.068° W
Region
Chile
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Oblique reverse
Moment magnitude
3.8 Mwr
Nodal plane 1
Strike 29°, dip 42°, rake 135°
Nodal plane 2
Strike 156°, dip 62°, rake 58°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.6 km horizontally, 2.3 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
192°, poorly surrounded by stations
Stations used
40

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20003pcr. Read Tue, Sep 22, 2026, 7:23 AM UTC.