M4.9 earthquake 149 km NNE of Calama, Chile
A magnitude 4.9 earthquake struck 149 km NNE of Calama, Chile on Thu, Jun 29, 1978, 8:37 AM GMT-4 (12:37 UTC), 127 km (79 mi) below the surface.
A larger quake followed: M5.3 92 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
- 4.9 (mb), light
- Local time
- UTC
- 1978-06-29 12:37:13 UTC
- Depth
- 127.0 km (78.9 mi), intermediate-depth
- Epicenter
- 21.159° S, 68.522° 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.
- Depth from
- CONSTRAINED_BY_DEPTH_PHASES
- Stations used
- 54
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.2113 km NE of Calama, Chile · 17593 days ago · 86 km deep · 68 km away
- 5.392 km NE of Calama, Chile · 17587 days ago · 69 km deep · 82 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000vc4. Read Thu, Sep 24, 2026, 2:40 PM UTC.