M 4.0 - 88 km WSW of Ovalle, Chile

March 11, 2003 at 07:33:18 UTC

Depth: 19.70 km (Shallow)

Key Takeaway

This light earthquake (M4.0) occurred 22 years ago near 88 km WSW of Ovalle, Chile, at a depth of 19.70 km (shallow).

M 4.0

Light

N/A

PAGER Alert

No

Tsunami

N/A

Felt Reports

Event Details

Magnitude4.0 ml
Depth19.70 km (Shallow)
Location-30.8420S, 72.0770W
Tsunami WarningNo
Significance246 / 3000
StatusReviewed
Networkus
USGS Event PageView on USGS →

Frequently Asked Questions

What was the magnitude of this earthquake?

This earthquake had a magnitude of 4, classified as "Light". Light earthquakes produce noticeable shaking but rarely cause damage.

How deep was this earthquake?

This earthquake occurred at a depth of 19.70 km, classified as "Shallow". Shallow earthquakes tend to cause more damage at the surface because the energy has less distance to travel before reaching buildings and infrastructure.

Where exactly did this earthquake occur?

This earthquake occurred near 88 km WSW of Ovalle, Chile, at coordinates -30.8420S, 72.0770W. The location is determined by analyzing seismic wave arrival times at multiple monitoring stations.

Were there aftershocks associated with this event?

Aftershock data for this specific event can be explored by viewing nearby recent earthquakes listed below on this page. Aftershocks are smaller earthquakes that occur in the same area following a larger event, and they can continue for days, weeks, or even months depending on the original earthquake's magnitude.

What does the magnitude of this earthquake mean in practical terms?

A magnitude 4 earthquake is classified as "Light" — these are commonly felt by people indoors but rarely cause any significant damage.

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M 4.2

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M 4.1

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Data from the USGS Earthquake Hazards Program (ComCat). QuakeScan is not affiliated with the USGS. Event details may be updated as new data becomes available.