M4.3 earthquake 60 km NE of Calama, Chile
A magnitude 4.3 earthquake struck 60 km NE of Calama, Chile on Wed, Apr 21, 2010, 1:54 PM GMT-4 (17:54 UTC), 107 km (67 mi) below the surface.
A larger quake followed: M5.3 93 km NE 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
- 2010-04-21 17:54:32 UTC
- Depth
- 107.2 km (66.6 mi), intermediate-depth
- Epicenter
- 22.063° S, 68.512° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
no people dead or missing; no people injured; no buildings damaged or destroyed
From the USGS event page for usp000hbrg. U.S. Geological Survey text and figures are in the public domain.
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- CONSTRAINED_BY_DEPTH_PHASES
- Station coverage gap
- 94°
- Stations used
- 35
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 7 in the 30 days before it.
After
- 4.278 km NE of Calama, Chile · 6007 days ago · 113 km deep · 20 km away
- 5.393 km NE of Calama, Chile · 5997 days ago · 92 km deep · 33 km away · felt by 3
- 4.224 km SSE of Calama, Chile · 5996 days ago · 107 km deep · 71 km away
- 4.420 km SSE of Calama, Chile · 5983 days ago · 114 km deep · 71 km away
- 4.637 km SE of Calama, Chile · 5960 days ago · 112 km deep · 73 km away · felt by 7
Before
- 4.134 km NE of Calama, Chile · 6012 days ago · 95 km deep · 26 km away
- 4.442 km S of Calama, Chile · 6014 days ago · 95 km deep · 99 km away
- 4.324 km NNE of Calama, Chile · 6017 days ago · 101 km deep · 38 km away
- 4.3151 km SW of Uyuni, Bolivia · 6025 days ago · 118 km deep · 98 km away
- 4.6152 km NNE of Calama, Chile · 6028 days ago · 106 km deep · 99 km away
- 4.644 km S of Calama, Chile · 6030 days ago · 97 km deep · 97 km away
- 4.254 km ENE of Calama, Chile · 6034 days ago · 98 km deep · 32 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000hbrg. Read Sun, Oct 4, 2026, 2:46 PM UTC.