M4.1 earthquake 44 km WNW of Coronel, Chile
A magnitude 4.1 earthquake struck 44 km WNW of Coronel, Chile on Mon, Apr 9, 2012, 8:36 PM GMT-3 (23:36 UTC), 18 km (11 mi) below the surface.
A larger quake followed: M4.4 46 km NNW of Lebu, 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
- 2012-04-09 23:36:54 UTC
- Depth
- 18.2 km (11.3 mi), shallow
- Epicenter
- 36.859° S, 73.591° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (III) at Arauco, Chiguayante, Concepcion, Coronel, Hualpen, Penco, San Pedro de la Paz, Talcahuano and Tome; (II) at Cauquenes, Hualqui and Parral.
From the USGS event page for usp000jhf9. 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
- 153°
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.354 km NW of Tomé, Chile · 5284 days ago · 27 km deep · 72 km away
- 4.017 km WSW of Quirihue, Chile · 5279 days ago · 63 km deep · 97 km away
- 4.446 km NNW of Lebu, Chile · 5260 days ago · 10 km deep · 52 km away
- 4.210 km ESE of Lebu, Chile · 5245 days ago · 13 km deep · 88 km away
- 4.181 km NW of Talcahuano, Chile · 5237 days ago · 56 km deep · 77 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000jhf9. Read Sun, Oct 4, 2026, 4:26 PM UTC.