M4.5 earthquake 104 km WSW of Iquique, Chile
A magnitude 4.5 earthquake struck 104 km WSW of Iquique, Chile on Fri, Mar 4, 2016, 3:58 PM GMT-3 (18:58 UTC), 25 km (15 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mwr), light
- Local time
- UTC
- 2016-03-04 18:58:31 UTC
- Depth
- 24.6 km (15.3 mi), shallow
- Epicenter
- 20.673° S, 71.028° 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.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Strike-slip
- Moment magnitude
- 4.5 Mwr
- Nodal plane 1
- Strike 86°, dip 39°, rake -175°
- Nodal plane 2
- Strike 352°, dip 87°, rake -51°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.9 km horizontally, 3.6 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 125°
- Stations used
- 97
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.1Near the coast of Antofagasta, Chile · 3853 days ago · 69 km deep · 98 km away
- 4.197 km WNW of Iquique, Chile · 3835 days ago · 20 km deep · 80 km away
- 4.040 km W of Iquique, Chile · 3829 days ago · 25 km deep · 75 km away
- 4.499 km NNW of Tocopilla, Chile · 3811 days ago · 44 km deep · 80 km away
Before
- 4.184 km SSW of Iquique, Chile · 3862 days ago · 51 km deep · 59 km away
- 4.159 km WSW of Iquique, Chile · 3866 days ago · 30 km deep · 46 km away
- 4.185 km W of Iquique, Chile · 3879 days ago · 33 km deep · 66 km away
- 3.877 km W of Iquique, Chile · 3881 days ago · 15 km deep · 54 km away
- 4.373 km SW of Iquique, Chile · 3882 days ago · 37 km deep · 35 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10004usk. Read Wed, Sep 30, 2026, 4:19 AM UTC.