M5.4 earthquake 29 km W of Constitución, Chile
A magnitude 5.4 earthquake struck 29 km W of Constitución, Chile on Fri, Mar 29, 2013, 4:30 AM GMT-3 (07:30 UTC), 9 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (Mww, W-phase moment), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2013-03-29 07:30:56 UTC
- Depth
- 9.0 km (5.6 mi), shallow
- Epicenter
- 35.367° S, 72.729° W
- Region
- Chile
- Strongest shaking
- V, moderate shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 5.4 | Mww, W-phase moment | USGS National Earthquake Information Center | Preferred · Reviewed |
| 5.4 | Mw, moment | ISC-GEM global catalog | Final · ±0.1 |
| 5.42 | Mww, W-phase moment | USGS National Earthquake Information Center | Moment tensor |
What happened
The USGS’s account of the effects of this earthquake.
Felt (IV) at Constitucion; (III) at Curico, Linares, Longavi, Molina, Parral, Rauco, Romeral, Talca and Villa Alegre; (II) at Pelarco and Santa Cruz.
From the USGS event page for usb000fvhe. U.S. Geological Survey text and figures are in the public domain.
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- V, moderate shaking
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS.
Estimated impact
The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.
- Alert level
- Green: little or no damage or loss of life expected
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Reverse (thrust)
- Moment magnitude
- 5.4 Mww
- Nodal plane 1
- Strike 40°, dip 14°, rake 120°
- Nodal plane 2
- Strike 188°, dip 78°, rake 83°
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
- Station coverage gap
- 115°
- Stations used
- 282
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usb000fvhe (also filed as iscgem602751351). Read Sat, Oct 3, 2026, 1:01 PM UTC.