Chile earthquakes

M5.8 earthquake 82 km W of Illapel, Chile

A magnitude 5.8 earthquake struck 82 km W of Illapel, Chile on Wed, Sep 16, 2015, 10:33 PM GMT-3 (01:33 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M6.7 61 km WNW of Illapel, 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: 5.8 (mwr), moderate
Local time: Wed, Sep 16, 2015, 10:33 PM GMT-3
UTC: 2015-09-17 01:33:02 UTC
Depth: 9.3 km (5.8 mi), shallow
Epicenter: 31.736° S, 72.026° W
Region: Chile
Strongest shaking: IV, light shaking
PAGER alert: Green
Tsunami flag: No
Status: Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: IV, light shaking
Peak ground acceleration: 4.3% of gravity
Peak ground velocity: 0.8 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

No one has reported feeling this quake to the USGS.

Estimated impact

The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.

Alert level: Green: little or no damage or loss of life expected

Fault motion and ground failure

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

Faulting: Reverse (thrust)
Moment magnitude: 5.8 Mwr
Nodal plane 1: Strike 183°, dip 85°, rake 97°
Nodal plane 2: Strike 306°, dip 9°, rake 32°

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 2.3 km horizontally, 2.9 km in depth
Magnitude uncertainty: ±0.05
Depth from: From location
Station coverage gap: 34°
Stations used: 178

Nearest places

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

Nearby

Within 100 km, magnitude 2.8 and up: at least 200 in the 60 days after this one and 49 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Chile earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20003kc5 (also filed as iscgem607777378). Read Sat, Sep 26, 2026, 6:19 AM UTC.