M4.1 earthquake 68 km NNE of Tocopilla, Chile
A magnitude 4.1 earthquake struck 68 km NNE of Tocopilla, Chile on Sun, Apr 28, 2013, 5:37 AM GMT-4 (09:37 UTC), 84 km (52 mi) below the surface.
A larger quake followed: M4.3 57 km NE of Tocopilla, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (ML, local (Richter)), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2013-04-28 09:37:24 UTC
- Depth
- 83.8 km (52.1 mi), intermediate-depth
- Epicenter
- 21.567° S, 69.839° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (IV) at Tocopilla.
ML 4.1 (GUC). Felt (IV) at Tocopilla.
From the USGS event page for us2013pnag. U.S. Geological Survey text and figures are in the public domain.
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Station coverage gap
- 100°
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 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 us2013pnag (also filed as usb000gh05). Read Fri, Oct 2, 2026, 2:38 PM UTC.