M4.5 earthquake 106 km E of Iquique, Chile
A magnitude 4.5 earthquake struck 106 km E of Iquique, Chile on Thu, Oct 23, 2014, 6:31 PM GMT-3 (21:31 UTC), 97 km (60 mi) below the surface.
A larger quake followed: M4.9 146 km ESE 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
- 4.5 (Mwr, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2014-10-23 21:31:55 UTC
- Depth
- 96.6 km (60.0 mi), intermediate-depth
- Epicenter
- 20.248° S, 69.132° 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
- Oblique reverse
- Moment magnitude
- 4.5 Mwr
- Nodal plane 1
- Strike 107°, dip 62°, rake 127°
- Nodal plane 2
- Strike 228°, dip 45°, rake 41°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.7 km horizontally, 4.4 km in depth
- Magnitude uncertainty
- ±0.06
- Depth from
- FROM_LOCATION
- Station coverage gap
- 53°
- Stations used
- 71
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 5 in the 30 days before it.
After
- 4.4135 km NE of Iquique, Chile · 4354 days ago · 113 km deep · 96 km away
- 4.1132 km ESE of Iquique, Chile · 4332 days ago · 107 km deep · 69 km away
- 4.696 km E of Iquique, Chile · 4330 days ago · 98 km deep · 20 km away · felt by 3
- 4.9146 km ESE of Iquique, Chile · 4329 days ago · 116 km deep · 50 km away
- 4.3Chile-Bolivia border region · 4310 days ago · 100 km deep · 57 km away
- 4.7126 km ESE of Iquique, Chile · 4308 days ago · 104 km deep · 30 km away
- 4.2123 km ESE of Iquique, Chile · 4308 days ago · 108 km deep · 65 km away
- 4.8135 km E of Iquique, Chile · 4306 days ago · 103 km deep · 31 km away · felt by 1
- 4.5162 km N of Calama, Chile · 4306 days ago · 126 km deep · 97 km away
Before
- 4.0145 km ESE of Iquique, Chile · 4362 days ago · 111 km deep · 76 km away
- 4.2157 km N of Calama, Chile · 4362 days ago · 120 km deep · 96 km away
- 3.9117 km ESE of Iquique, Chile · 4368 days ago · 98 km deep · 34 km away
- 4.3118 km E of Iquique, Chile · 4368 days ago · 106 km deep · 14 km away
- 5.473 km NNE of Iquique, Chile · 4378 days ago · 109 km deep · 94 km away · felt by 4
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usb000sq6n. Read Fri, Oct 2, 2026, 9:14 AM UTC.