M4.3 earthquake 129 km ESE of Iquique, Chile
A magnitude 4.3 earthquake struck 129 km ESE of Iquique, Chile on Thu, Sep 27, 2018, 1:48 PM GMT-3 (16:48 UTC), 123 km (76 mi) below the surface.
A larger quake followed: M4.5 132 km N of Calama, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-09-27 16:48:00 UTC
- Depth
- 122.5 km (76.1 mi), intermediate-depth
- Epicenter
- 20.791° S, 69.070° 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 5.5 km horizontally, 7.0 km in depth
- Magnitude uncertainty
- ±0.18
- Depth from
- From location
- Station coverage gap
- 44°
- Stations used
- 39
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.388 km E of Iquique, Chile · 2922 days ago · 88 km deep · 59 km away · felt by 1
- 4.2149 km N of Calama, Chile · 2921 days ago · 117 km deep · 38 km away
- 4.4153 km N of Calama, Chile · 2912 days ago · 133 km deep · 41 km away
- 4.3162 km N of Calama, Chile · 2908 days ago · 113 km deep · 34 km away
- 4.2139 km N of Calama, Chile · 2905 days ago · 122 km deep · 46 km away
- 4.2121 km ESE of Iquique, Chile · 2902 days ago · 96 km deep · 23 km away
- 4.0150 km N of Calama, Chile · 2895 days ago · 141 km deep · 58 km away
- 4.4122 km E of Iquique, Chile · 2893 days ago · 106 km deep · 44 km away · felt by 1
- 4.5132 km N of Calama, Chile · 2886 days ago · 115 km deep · 55 km away
- 4.5152 km N of Calama, Chile · 2881 days ago · 113 km deep · 35 km away
- 4.1141 km N of Calama, Chile · 2881 days ago · 113 km deep · 63 km away
- 4.1151 km N of Calama, Chile · 2873 days ago · 144 km deep · 53 km away
Before
- 4.4169 km NNE of Calama, Chile · 2928 days ago · 115 km deep · 69 km away
- 4.5147 km N of Calama, Chile · 2931 days ago · 124 km deep · 42 km away · felt by 2
- 4.3157 km NNE of Calama, Chile · 2935 days ago · 136 km deep · 61 km away
- 4.3113 km ESE of Iquique, Chile · 2951 days ago · 114 km deep · 17 km away
- 4.3134 km ESE of Iquique, Chile · 2956 days ago · 102 km deep · 11 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000h3bt. Read Fri, Oct 2, 2026, 1:42 PM UTC.