M4.2 earthquake 128 km E of Iquique, Chile
A magnitude 4.2 earthquake struck 128 km E of Iquique, Chile on Sun, Oct 8, 2017, 9:36 AM GMT-3 (12:36 UTC), 102 km (63 mi) below the surface.
A larger quake followed: M5.0 113 km ENE 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
- 4.2 (mb), light
- Local time
- UTC
- 2017-10-08 12:36:29 UTC
- Depth
- 101.5 km (63.1 mi), intermediate-depth
- Epicenter
- 20.428° S, 68.941° 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 7.5 km horizontally, 5.2 km in depth
- Magnitude uncertainty
- ±0.30
- Depth from
- From location
- Station coverage gap
- 92°
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.7139 km N of Calama, Chile · 3279 days ago · 123 km deep · 88 km away
- 4.3116 km ENE of Iquique, Chile · 3275 days ago · 111 km deep · 84 km away
- 4.0Tarapaca, Chile · 3275 days ago · 94 km deep · 24 km away
- 4.4155 km N of Calama, Chile · 3273 days ago · 120 km deep · 71 km away
- 4.070 km SSE of Iquique, Chile · 3266 days ago · 61 km deep · 99 km away
- 4.2116 km ENE of Iquique, Chile · 3256 days ago · 116 km deep · 78 km away
- 4.3Tarapaca, Chile · 3254 days ago · 105 km deep · 91 km away
- 4.1113 km E of Iquique, Chile · 3252 days ago · 102 km deep · 47 km away
- 4.5146 km N of Calama, Chile · 3249 days ago · 107 km deep · 86 km away
- 4.0155 km N of Calama, Chile · 3245 days ago · 134 km deep · 79 km away
- 4.196 km E of Iquique, Chile · 3243 days ago · 95 km deep · 38 km away
- 5.0113 km ENE of Iquique, Chile · 3239 days ago · 97 km deep · 71 km away · felt by 1
- 4.7125 km ESE of Iquique, Chile · 3239 days ago · 110 km deep · 43 km away
- 4.3125 km E of Iquique, Chile · 3236 days ago · 109 km deep · 19 km away
- 4.3130 km ESE of Iquique, Chile · 3235 days ago · 105 km deep · 7 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000b2sr. Read Wed, Sep 30, 2026, 11:46 PM UTC.