M4.0 earthquake 108 km W of Copiapó, Chile
A magnitude 4.0 earthquake struck 108 km W of Copiapó, Chile on Mon, Mar 2, 2015, 11:02 AM GMT-3 (14:02 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.2 84 km NNW of Vallenar, 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, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2015-03-02 14:02:07 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 27.222° S, 71.413° 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 4.5 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.52
- Depth from
- OPERATOR_ASSIGNED
- Station coverage gap
- 191°, poorly surrounded by stations
- Stations used
- 31
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 5 in the 30 days before it.
After
- 5.284 km NNW of Vallenar, Chile · 4230 days ago · 34 km deep · 79 km away · felt by 5
- 4.677 km SW of Copiapó, Chile · 4219 days ago · 47 km deep · 88 km away · felt by 2
- 4.6118 km W of Copiapó, Chile · 4211 days ago · 17 km deep · 38 km away
- 4.283 km NNW of Vallenar, Chile · 4173 days ago · 60 km deep · 80 km away
Before
- 4.1109 km W of Copiapó, Chile · 4232 days ago · 10 km deep · 3 km away
- 4.9120 km W of Copiapó, Chile · 4232 days ago · 11 km deep · 14 km away · felt by 1
- 4.4107 km W of Copiapó, Chile · 4233 days ago · 10 km deep · 5 km away
- 4.4108 km NW of Vallenar, Chile · 4237 days ago · 49 km deep · 65 km away · felt by 5
- 4.2131 km NW of Vallenar, Chile · 4250 days ago · 28 km deep · 60 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usc000tvj9. Read Thu, Oct 1, 2026, 4:22 AM UTC.