M4.8 earthquake 6 km ENE of La Ligua, Chile
A magnitude 4.8 earthquake struck 6 km ENE of La Ligua, Chile on Tue, Aug 28, 2012, 4:11 AM GMT-4 (08:11 UTC), 44 km (28 mi) below the surface.
A larger quake followed: M5.5 27 km E of Los Andes, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2012-08-28 08:11:25 UTC
- Depth
- 44.3 km (27.5 mi), shallow
- Epicenter
- 32.418° S, 71.169° W
- Region
- Chile
- Felt reports
- 15
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (IV) at Quillota, Salamanca and Valparaiso; (III) at Illapel, Puchuncavi and Vina del Mar; (II) at Los Vilos, Quilpue, Rancagua, Santiago and Villa Alemana. Also felt at Limache.
From the USGS event page for usp000jqz4. U.S. Geological Survey text and figures are in the public domain.
Did you feel it?
15 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.

How well it is located
Reviewed by a seismologist.
- Station coverage gap
- 60°
- Stations used
- 219
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 6 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.689 km WNW of La Ligua, Chile · 5111 days ago · 9 km deep · 94 km away · felt by 8
- 4.169 km WNW of La Ligua, Chile · 5111 days ago · 7 km deep · 73 km away
- 4.152 km WNW of La Ligua, Chile · 5110 days ago · 11 km deep · 58 km away
- 5.527 km E of Los Andes, Chile · 5106 days ago · 82 km deep · 95 km away · felt by 484
- 5.061 km WSW of Illapel, Chile · 5102 days ago · 24 km deep · 89 km away · felt by 6
- 4.388 km WNW of La Ligua, Chile · 5098 days ago · 22 km deep · 93 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000jqz4 (also filed as usc000c943). Read Sun, Oct 4, 2026, 2:41 PM UTC.