M4.3 earthquake 39 km SSW of Calama, Chile
A magnitude 4.3 earthquake struck 39 km SSW of Calama, Chile on Mon, Jul 24, 2017, 11:18 PM GMT-4 (03:18 UTC), 85 km (53 mi) below the surface.
A larger quake followed: M4.7 22 km SE 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), light
- Local time
- UTC
- 2017-07-25 03:18:35 UTC
- Depth
- 84.7 km (52.6 mi), intermediate-depth
- Epicenter
- 22.762° S, 69.124° 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 4.1 km horizontally, 4.6 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 50°
- Stations used
- 52
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 3 in the 30 days before it.
After
- 4.212 km N of Calama, Chile · 3349 days ago · 115 km deep · 50 km away
- 4.722 km SE of Calama, Chile · 3337 days ago · 98 km deep · 41 km away
- 4.338 km NE of Calama, Chile · 3316 days ago · 131 km deep · 77 km away
- 4.3120 km SW of San Pedro de Atacama, Chile · 3307 days ago · 86 km deep · 93 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000a0lf. Read Wed, Sep 30, 2026, 11:44 PM UTC.