M3.7 earthquake 34 km N of Valparaíso, Chile
A magnitude 3.7 earthquake struck 34 km N of Valparaíso, Chile on Thu, May 17, 2012, 12:47 AM GMT-4 (04:47 UTC), 45 km (28 mi) below the surface.
A larger quake followed: M4.8 35 km W of La Ligua, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.7 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2012-05-17 04:47:23 UTC
- Depth
- 45.0 km (28.0 mi), shallow
- Epicenter
- 32.728° S, 71.677° 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 Zapallar and (II) at Quillota, Tiltil and Valparaiso.
From the USGS event page for usp000jkh1. 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
- 188°, poorly surrounded by stations
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.641 km NNW of Valparaíso, Chile · 5252 days ago · 29 km deep · 13 km away · felt by 7
- 4.349 km WNW of La Ligua, Chile · 5247 days ago · 31 km deep · 54 km away
- 3.940 km NNW of Valparaíso, Chile · 5210 days ago · 20 km deep · 7 km away
- 4.835 km W of La Ligua, Chile · 5201 days ago · 33 km deep · 26 km away · felt by 3
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000jkh1. Read Sat, Oct 3, 2026, 2:35 AM UTC.