Chile earthquakes

M5.2 earthquake 21 km SW of Antofagasta, Chile

A magnitude 5.2 earthquake struck 21 km SW of Antofagasta, Chile on Thu, Aug 10, 1995, 2:10 PM GMT-4 (18:10 UTC), 33 km (21 mi) below the surface.

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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: 5.2 (Mw, moment), moderate
Magnitude from: USGS National Earthquake Information Center
Local time: Thu, Aug 10, 1995, 2:10 PM GMT-4
UTC: 1995-08-10 18:10:37 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 23.769° S, 70.567° W
Region: Chile
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
5.2	Mw, moment	USGS National Earthquake Information Center	Preferred · Reviewed
5.13	Mw, moment	ISC-GEM global catalog	Final · ±0.1
5.1	Mwc, centroid moment	Global CMT project	Preliminary

What happened

The USGS’s account of the effects of this earthquake.

Felt (V) at Antofagasta; (IV) at Baquedano; (III) at Maria Elena, Mejillones and Talabre; (II) at Copiapo and Taltal. CENTROID, MOMENT TENSOR (HRV) Data Used: GSN L.P.B.: 17S, 21C Centroid Location: Origin Time 18:10:39.7 0.7 Lat 23.69S 0.09 Lon 71.05W 0.09 Dep 29.2 5.1 Half-duration 1.0 Moment Tensor; Scale 10**16 Nm Mrr=3.78 0.29 Mtt=-0.68 0.31 Mff=-3.11 0.39 Mrt=-0.63 0.85 Mrf=4.90 1.05 Mtf=-1.50 0.43 Principal Axes: (T) Val=6.54 Plg=60 Azm=250 (N) Val=-0.68 Plg=14 Azm=6 (P) Val=-5.86 Plg=26 Azm=103 Best Double Couple:Mo=6.2*10**16 NP1:Strike=222 Dip=23 Slip=128 NP2:Strike=1 Dip=72 Slip=75

From the USGS event page for usp00071pk. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 2.2 and up: 17 in the 60 days after this one and 133 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00071pk (also filed as gcmtb081095c, gcmt19950810181037, iscgem88360). Read Sat, Oct 3, 2026, 4:16 AM UTC.