M4.3 earthquake 71 km S of Calama, Chile
A magnitude 4.3 earthquake struck 71 km S of Calama, Chile on Tue, Mar 6, 2018, 7:21 PM GMT-3 (22:21 UTC), 108 km (67 mi) below the surface.
A larger quake followed: M4.9 39 km E 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
- 2018-03-06 22:21:20 UTC
- Depth
- 107.5 km (66.8 mi), intermediate-depth
- Epicenter
- 23.099° S, 68.947° 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 4.2 km horizontally, 4.6 km in depth
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
- Station coverage gap
- 52°
- 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: 8 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.229 km ENE of Calama, Chile · 3131 days ago · 118 km deep · 88 km away
- 4.464 km SSW of Calama, Chile · 3129 days ago · 122 km deep · 23 km away · felt by 1
- 4.3101 km S of Calama, Chile · 3120 days ago · 88 km deep · 32 km away
- 4.551 km E of Calama, Chile · 3113 days ago · 116 km deep · 90 km away
- 4.519 km SSW of Calama, Chile · 3105 days ago · 101 km deep · 54 km away
- 4.18 km NNE of Calama, Chile · 3098 days ago · 109 km deep · 79 km away
- 4.420 km ESE of San Pedro de Atacama, Chile · 3098 days ago · 131 km deep · 95 km away
- 4.939 km E of Calama, Chile · 3083 days ago · 104 km deep · 84 km away · felt by 3
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000ddet. Read Thu, Oct 1, 2026, 11:26 AM UTC.