M3.9 earthquake 40 km SE of Iquique, Chile
A magnitude 3.9 earthquake struck 40 km SE of Iquique, Chile on Tue, Jan 20, 2015, 10:08 AM GMT-3 (13:08 UTC), 75 km (47 mi) below the surface.
A larger quake followed: M5.2 106 km E of Iquique, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.9 (mb), minor
- Local time
- UTC
- 2015-01-20 13:08:13 UTC
- Depth
- 75.3 km (46.8 mi), intermediate-depth
- Epicenter
- 20.475° S, 69.886° 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.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.5 km horizontally, 5.1 km in depth
- Magnitude uncertainty
- ±0.36
- Stations used
- 0
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.174 km ENE of Iquique, Chile · 4256 days ago · 86 km deep · 72 km away
- 4.3127 km NE of Tocopilla, Chile · 4255 days ago · 75 km deep · 96 km away
- 4.0100 km E of Iquique, Chile · 4244 days ago · 99 km deep · 84 km away
- 3.8100 km E of Iquique, Chile · 4239 days ago · 93 km deep · 85 km away
- 5.2106 km E of Iquique, Chile · 4228 days ago · 106 km deep · 78 km away · felt by 1
- 4.5129 km ESE of Iquique, Chile · 4226 days ago · 103 km deep · 97 km away
- 4.782 km NE of Iquique, Chile · 4223 days ago · 98 km deep · 90 km away · felt by 2
- 4.056 km SW of Iquique, Chile · 4220 days ago · 25 km deep · 62 km away
- 4.026 km S of Iquique, Chile · 4218 days ago · 18 km deep · 27 km away · felt by 2
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usc000tk3r. Read Tue, Sep 29, 2026, 3:33 PM UTC.