M4.3 earthquake 38 km NE of Calama, Chile
A magnitude 4.3 earthquake struck 38 km NE of Calama, Chile on Fri, Sep 1, 2017, 4:35 PM GMT-3 (19:35 UTC), 131 km (81 mi) below the surface.
A larger quake followed: M5.5 42 km ENE 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
- 2017-09-01 19:35:02 UTC
- Depth
- 131.1 km (81.4 mi), intermediate-depth
- Epicenter
- 22.240° S, 68.632° 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 6.1 km horizontally, 4.9 km in depth
- Magnitude uncertainty
- ±0.27
- Depth from
- From location
- Station coverage gap
- 61°
- Stations used
- 48
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 5 in the 30 days before it.
After
- 4.7131 km NNE of Calama, Chile · 3291 days ago · 116 km deep · 99 km away
- 4.433 km NE of Calama, Chile · 3285 days ago · 107 km deep · 6 km away
- 5.542 km ENE of Calama, Chile · 3283 days ago · 110 km deep · 20 km away · felt by 5
- 4.5Antofagasta, Chile · 3273 days ago · 112 km deep · 71 km away
- 4.042 km SW of Calama, Chile · 3268 days ago · 87 km deep · 80 km away
- 4.032 km SSE of Calama, Chile · 3259 days ago · 98 km deep · 60 km away
- 4.087 km NE of Calama, Chile · 3258 days ago · 106 km deep · 50 km away
Before
- 4.054 km NNE of San Pedro de Atacama, Chile · 3328 days ago · 171 km deep · 75 km away
- 4.2100 km NNE of Calama, Chile · 3335 days ago · 127 km deep · 67 km away
- 4.4107 km NNE of Calama, Chile · 3337 days ago · 117 km deep · 80 km away
- 4.722 km SE of Calama, Chile · 3337 days ago · 98 km deep · 42 km away
- 4.1116 km NNE of Calama, Chile · 3345 days ago · 144 km deep · 85 km away · felt by 1
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000adxx. Read Thu, Oct 1, 2026, 8:46 AM UTC.