M4.2 earthquake 132 km NNE of Calama, Chile
A magnitude 4.2 earthquake struck 132 km NNE of Calama, Chile on Sat, Jun 23, 1973, 1:24 PM GMT-4 (17:24 UTC), 127 km (79 mi) below the surface.
A larger quake followed: M4.8 141 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
- 4.2 (mb), light
- Local time
- UTC
- 1973-06-23 17:24:34 UTC
- Depth
- 127.0 km (78.9 mi), intermediate-depth
- Epicenter
- 21.397° S, 68.330° 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.
- Stations used
- 6
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 1 in the 30 days before it.
After
- 4.3101 km NE of Calama, Chile · 19444 days ago · 123 km deep · 53 km away
- 3.8100 km NE of Calama, Chile · 19442 days ago · 126 km deep · 50 km away
- 3.879 km NE of Calama, Chile · 19438 days ago · 103 km deep · 65 km away
- 4.6153 km SW of Uyuni, Bolivia · 19422 days ago · 159 km deep · 47 km away
- 4.8141 km NE of Calama, Chile · 19417 days ago · 89 km deep · 32 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00002bs. Read Wed, Sep 30, 2026, 1:51 AM UTC.