Chile earthquakes

M5.5 earthquake 68 km N of Antofagasta, Chile

A magnitude 5.5 earthquake struck 68 km N of Antofagasta, Chile on Sat, Nov 17, 2007, 12:07 AM GMT-3 (03:07 UTC), 35 km (21 mi) below the surface.

A larger quake followed: M6.7 80 km NNE of Antofagasta, Chile. This one was a foreshock.

Antofagasta forecast More in Chile

Map

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

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The earthquake

Magnitude: 5.5 (mwc), moderate
Local time: Sat, Nov 17, 2007, 12:07 AM GMT-3
UTC: 2007-11-17 03:07:32 UTC
Depth: 34.5 km (21.4 mi), shallow
Epicenter: 23.045° S, 70.287° W
Region: Chile
Strongest shaking: V, moderate shaking
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: V, moderate shaking
Peak ground acceleration: 6.5% 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.

Fault motion and ground failure

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

Faulting: Reverse (thrust)
Nodal plane 1: Strike 14°, dip 13°, rake 119°
Nodal plane 2: Strike 164°, dip 79°, rake 84°

How well it is located

Reviewed by a seismologist.

Station coverage gap: 48°
Stations used: 300

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 84 in the 60 days after this one and 50 in the 30 days before it.

After

The first 60 of 84.

Before

Earthquakes today Chile earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000fsrh (also filed as gcmtc200711170307a, gcmt20071117030732, iscgem13267961). Read Tue, Sep 29, 2026, 11:19 PM UTC.