M4.6 earthquake 37 km NNW of Valparaíso, Chile
A magnitude 4.6 earthquake struck 37 km NNW of Valparaíso, Chile on Tue, Dec 4, 2012, 6:26 AM GMT-3 (09:26 UTC), 38 km (23 mi) below the surface.
A larger quake followed: M4.8 28 km WNW of Valparaíso, 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
- 2012-12-04 09:26:14 UTC
- Depth
- 37.6 km (23.4 mi), shallow
- Epicenter
- 32.710° S, 71.751° 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 Concon, Quillota, Valparaiso and Zapallar; (III) at Puchuncavi and Vina del Mar; (II) at Salamanca, San Felipe and Villa Alemana. Also felt at Limache.
From the USGS event page for usp000jwec. 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
- 115°
- Stations used
- 88
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 3 in the 30 days before it.
After
- 4.828 km WNW of Valparaíso, Chile · 5019 days ago · 22 km deep · 26 km away
- 4.19 km SE of Limache, Chile · 5017 days ago · 66 km deep · 65 km away · felt by 8
- 4.029 km WSW of La Ligua, Chile · 4993 days ago · 28 km deep · 29 km away · felt by 7
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000jwec. Read Mon, Oct 5, 2026, 11:59 AM UTC.