M4.5 earthquake 91 km WNW of Iquique, Chile
A magnitude 4.5 earthquake struck 91 km WNW of Iquique, Chile on Wed, Sep 16, 2015, 3:19 PM GMT-3 (18:19 UTC), 16 km (10 mi) below the surface.
A larger quake followed: M4.9 87 km WNW 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 (mb), light
- Local time
- UTC
- 2015-09-16 18:19:12 UTC
- Depth
- 16.2 km (10.1 mi), shallow
- Epicenter
- 19.977° S, 70.992° 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 4.9 km horizontally, 4.5 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 146°
- Stations used
- 42
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 7 in the 30 days before it.
After
- 4.987 km WNW of Iquique, Chile · 4032 days ago · 13 km deep · 5 km away · felt by 1
- 4.981 km WNW of Iquique, Chile · 4032 days ago · 9 km deep · 12 km away
- 4.1Near the coast of Tarapaca, Chile · 4032 days ago · 12 km deep · 23 km away
- 4.190 km WNW of Iquique, Chile · 4024 days ago · 12 km deep · 2 km away
- 4.480 km W of Iquique, Chile · 4019 days ago · 29 km deep · 41 km away
- 4.289 km WNW of Iquique, Chile · 4012 days ago · 13 km deep · 3 km away
- 4.577 km WSW of Iquique, Chile · 4001 days ago · 15 km deep · 71 km away · felt by 1
- 3.967 km WSW of Iquique, Chile · 3998 days ago · 17 km deep · 70 km away
- 4.179 km WNW of Iquique, Chile · 3986 days ago · 30 km deep · 15 km away
- 4.095 km WNW of Iquique, Chile · 3979 days ago · 18 km deep · 19 km away
- 3.999 km WNW of Iquique, Chile · 3978 days ago · 20 km deep · 18 km away
Before
- 4.974 km WNW of Iquique, Chile · 4033 days ago · 14 km deep · 17 km away
- 5.0Near the coast of Tarapaca, Chile · 4033 days ago · 10 km deep · 21 km away
- 4.285 km WNW of Iquique, Chile · 4033 days ago · 11 km deep · 7 km away
- 4.489 km WNW of Iquique, Chile · 4038 days ago · 15 km deep · 5 km away · felt by 1
- 3.9Near the coast of Tarapaca, Chile · 4048 days ago · 48 km deep · 91 km away · felt by 1
- 4.360 km N of Iquique, Chile · 4056 days ago · 69 km deep · 85 km away · felt by 2
- 4.620 km SW of Iquique, Chile · 4056 days ago · 46 km deep · 86 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20003k2i. Read Wed, Sep 30, 2026, 9:51 AM UTC.