M4.9 earthquake 168 km ENE of Iquique, Chile
A magnitude 4.9 earthquake struck 168 km ENE of Iquique, Chile on Mon, Apr 22, 1985, 9:43 PM GMT-4 (01:43 UTC), 151 km (94 mi) below the surface.
A larger quake followed: M6.0 141 km SSW of Curahuara de Carangas, Bolivia. 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
- 1985-04-23 01:43:00 UTC
- Depth
- 151.0 km (93.8 mi), intermediate-depth
- Epicenter
- 19.599° S, 68.683° 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
- FROM_LOCATION
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 0 in the 30 days before it.
After
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002e21. Read Wed, Sep 23, 2026, 6:32 AM UTC.