M4.0 earthquake 131 km ESE of Iquique, Chile
A magnitude 4.0 earthquake struck 131 km ESE of Iquique, Chile on Thu, Mar 23, 2017, 5:33 AM GMT-3 (08:33 UTC), 102 km (63 mi) below the surface.
A larger quake followed: M5.7 164 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
- 4.0 (mb), light
- Local time
- UTC
- 2017-03-23 08:33:03 UTC
- Depth
- 102.2 km (63.5 mi), intermediate-depth
- Epicenter
- 20.828° S, 69.073° 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 6.8 km horizontally, 10.0 km in depth
- Magnitude uncertainty
- ±0.23
- Depth from
- From location
- Station coverage gap
- 96°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.3119 km ESE of Iquique, Chile · 3475 days ago · 120 km deep · 24 km away
- 3.9131 km ESE of Iquique, Chile · 3474 days ago · 106 km deep · 37 km away
- 4.4106 km ESE of Iquique, Chile · 3471 days ago · 110 km deep · 46 km away
- 4.3137 km N of Calama, Chile · 3467 days ago · 115 km deep · 48 km away
- 4.1104 km ESE of Iquique, Chile · 3465 days ago · 98 km deep · 42 km away
- 4.799 km N of Calama, Chile · 3459 days ago · 133 km deep · 83 km away
- 4.3113 km ESE of Iquique, Chile · 3444 days ago · 98 km deep · 41 km away
- 4.1137 km SE of Iquique, Chile · 3444 days ago · 103 km deep · 14 km away
- 4.2151 km N of Calama, Chile · 3440 days ago · 133 km deep · 52 km away
- 4.391 km N of Calama, Chile · 3440 days ago · 96 km deep · 96 km away
- 4.0143 km N of Calama, Chile · 3435 days ago · 119 km deep · 39 km away
- 4.3109 km E of Iquique, Chile · 3434 days ago · 98 km deep · 88 km away
- 4.1110 km E of Iquique, Chile · 3434 days ago · 95 km deep · 82 km away
- 4.4122 km N of Calama, Chile · 3433 days ago · 134 km deep · 59 km away
- 5.7164 km ESE of Iquique, Chile · 3426 days ago · 116 km deep · 38 km away · felt by 7
- 4.4125 km E of Iquique, Chile · 3419 days ago · 111 km deep · 50 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20008tzf. Read Wed, Sep 30, 2026, 5:30 PM UTC.