M4.6 earthquake 37 km W of Lebu, Chile
A magnitude 4.6 earthquake struck 37 km W of Lebu, Chile on Wed, Jul 4, 2012, 6:57 PM GMT-4 (22:57 UTC), 21 km (13 mi) below the surface.
A larger quake followed: M5.0 8 km NW of Arauco, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2012-07-04 22:57:16 UTC
- Depth
- 20.8 km (12.9 mi), shallow
- Epicenter
- 37.631° S, 74.077° 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 Arauco, Concepcion, Coronel, Hualpen, Lebu, Lota and Talcahuano; (III) at Chiguayante, San Pedro and San Pedro de la Paz; (II) at Penco.
From the USGS event page for usp000jnme. 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
- 103°
- Stations used
- 56
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 3 in the 60 days after this one and 6 in the 30 days before it.
After
- 4.321 km WSW of Lebu, Chile · 5198 days ago · 30 km deep · 20 km away
- 4.154 km WNW of Lebu, Chile · 5151 days ago · 34 km deep · 24 km away
- 5.08 km NW of Arauco, Chile · 5147 days ago · 23 km deep · 77 km away · felt by 4
Before
- 4.728 km SSE of Cañete, Chile · 5204 days ago · 33 km deep · 83 km away · felt by 99
- 4.6104 km W of Lebu, Chile · 5211 days ago · 35 km deep · 67 km away
- 4.6110 km WSW of Lebu, Chile · 5213 days ago · 10 km deep · 75 km away
- 4.121 km WSW of Lebu, Chile · 5217 days ago · 29 km deep · 20 km away
- 4.7112 km SW of Lebu, Chile · 5223 days ago · 22 km deep · 83 km away
- 4.236 km WNW of Arauco, Chile · 5227 days ago · 40 km deep · 72 km away
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000jnme. Read Sat, Oct 3, 2026, 1:30 AM UTC.