M4.7 earthquake 70 km NE of Calama, Chile
A magnitude 4.7 earthquake struck 70 km NE of Calama, Chile on Fri, Sep 20, 1974, 6:59 AM GMT-4 (10:59 UTC), 108 km (67 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 1974-09-20 10:59:53 UTC
- Depth
- 108.0 km (67.1 mi), intermediate-depth
- Epicenter
- 21.927° S, 68.540° 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
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 6 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.4108 km NE of Calama, Chile · 18979 days ago · 136 km deep · 40 km away
- 3.5110 km NE of Calama, Chile · 18973 days ago · 141 km deep · 41 km away
- 4.275 km N of San Pedro de Atacama, Chile · 18966 days ago · 166 km deep · 60 km away
- 4.3114 km N of Calama, Chile · 18947 days ago · 95 km deep · 60 km away
- 4.759 km NNW of San Pedro de Atacama, Chile · 18940 days ago · 110 km deep · 55 km away
- 4.4Antofagasta, Chile · 18939 days ago · 98 km deep · 54 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000083e. Read Tue, Sep 22, 2026, 6:31 AM UTC.