M4.3 earthquake 120 km SW of San Pedro de Atacama, Chile
A magnitude 4.3 earthquake struck 120 km SW of San Pedro de Atacama, Chile on Sun, Sep 10, 2017, 5:03 PM GMT-3 (20:03 UTC), 86 km (53 mi) below the surface.
A larger quake followed: M4.5 Antofagasta, 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
- 2017-09-10 20:03:27 UTC
- Depth
- 85.9 km (53.4 mi), intermediate-depth
- Epicenter
- 23.598° S, 69.115° 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 5.9 km horizontally, 6.8 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- From location
- Station coverage gap
- 91°
- 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: 7 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.4121 km E of Antofagasta, Chile · 3289 days ago · 96 km deep · 10 km away
- 4.5Antofagasta, Chile · 3275 days ago · 112 km deep · 90 km away
- 4.042 km SW of Calama, Chile · 3269 days ago · 87 km deep · 93 km away
- 4.172 km S of Calama, Chile · 3267 days ago · 100 km deep · 56 km away
- 4.032 km SSE of Calama, Chile · 3260 days ago · 98 km deep · 99 km away
- 4.566 km NE of Antofagasta, Chile · 3256 days ago · 53 km deep · 99 km away
- 4.3120 km ESE of Antofagasta, Chile · 3250 days ago · 84 km deep · 45 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000ajls. Read Fri, Oct 2, 2026, 8:44 PM UTC.