M4.0 earthquake 103 km SE of Iquique, Chile
A magnitude 4.0 earthquake struck 103 km SE of Iquique, Chile on Tue, Jan 21, 2014, 5:49 PM GMT-3 (20:49 UTC), 72 km (44 mi) below the surface.
A larger quake followed: M5.0 105 km NE of Tocopilla, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mwr), light
- Local time
- UTC
- 2014-01-21 20:49:57 UTC
- Depth
- 71.6 km (44.5 mi), intermediate-depth
- Epicenter
- 20.782° S, 69.367° 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
- Normal
- Moment magnitude
- 4.0 Mwr
- Nodal plane 1
- Strike 57°, dip 77°, rake -64°
- Nodal plane 2
- Strike 171°, dip 29°, rake -152°
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.09
- 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: 7 in the 60 days after this one and 9 in the 30 days before it.
After
- 4.891 km E of Iquique, Chile · 4635 days ago · 95 km deep · 60 km away
- 5.0105 km NE of Tocopilla, Chile · 4621 days ago · 40 km deep · 68 km away
- 4.5147 km ESE of Iquique, Chile · 4612 days ago · 105 km deep · 45 km away
- 4.598 km ENE of Iquique, Chile · 4612 days ago · 99 km deep · 98 km away
- 3.9104 km ENE of Iquique, Chile · 4603 days ago · 97 km deep · 97 km away
- 4.5150 km E of Iquique, Chile · 4602 days ago · 118 km deep · 92 km away
- 4.991 km NNE of Tocopilla, Chile · 4583 days ago · 54 km deep · 81 km away
Before
- 4.394 km SSE of Iquique, Chile · 4638 days ago · 40 km deep · 50 km away
- 4.07 km ESE of Iquique, Chile · 4644 days ago · 69 km deep · 96 km away
- 4.377 km NE of Tocopilla, Chile · 4644 days ago · 69 km deep · 92 km away
- 4.0120 km N of Calama, Chile · 4646 days ago · 122 km deep · 95 km away
- 4.351 km E of Iquique, Chile · 4646 days ago · 44 km deep · 68 km away
- 5.396 km SSE of Iquique, Chile · 4650 days ago · 97 km deep · 44 km away · felt by 7
- 4.6143 km ESE of Iquique, Chile · 4650 days ago · 105 km deep · 64 km away
- 4.1147 km NNE of Calama, Chile · 4660 days ago · 131 km deep · 95 km away
- 4.1163 km N of Calama, Chile · 4661 days ago · 124 km deep · 76 km away
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usc000mid7. Read Thu, Oct 1, 2026, 1:30 AM UTC.