M5.3 earthquake 120 km E of Iquique, Chile
A magnitude 5.3 earthquake struck 120 km E of Iquique, Chile on Wed, Jan 24, 2018, 4:46 AM GMT-3 (07:46 UTC), 105 km (65 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.3 (Mww, W-phase moment), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-01-24 07:46:05 UTC
- Depth
- 105.3 km (65.5 mi), intermediate-depth
- Epicenter
- 20.334° S, 69.000° W
- Region
- Chile
- Felt reports
- 4
- 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 |
|---|---|---|---|
| 5.3 | Mww, W-phase moment | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.065 · 23 stations |
| 5.34 | Mw, moment | ISC-GEM global catalog | Final · ±0.1 |
Did you feel it?
4 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Oblique normal
- Moment magnitude
- 5.3 Mww
- Nodal plane 1
- Strike 215°, dip 31°, rake -31°
- Nodal plane 2
- Strike 333°, dip 75°, rake -117°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 6.1 km horizontally, 4.2 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 39°
- Stations used
- 119
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.3 and up: 5 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.2120 km E of Iquique, Chile · 3163 days ago · 132 km deep · 9 km away
- 4.5152 km N of Calama, Chile · 3163 days ago · 146 km deep · 87 km away
- 4.0116 km ESE of Iquique, Chile · 3157 days ago · 103 km deep · 13 km away
- 5.1167 km E of Iquique, Chile · 3132 days ago · 121 km deep · 47 km away · felt by 2
- 4.5Tarapaca, Chile · 3118 days ago · 117 km deep · 44 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000cnmf (also filed as iscgem611654932). Read Thu, Oct 1, 2026, 3:25 AM UTC.