USGS · Understand these data

Earthquake · 8.8 mww

Cobquecura · 9.41 km W

Origin time (UTC)
Reference-place local time · America/Santiago
Magnitude
8.8 mww
Depth
22.9 km
Epicentre coordinates
-36.12°, -72.9°
Source review
Reviewed

Source: USGS

Original magnitude measurements

Magnitude scales describe different measurements. Values from different scales are not directly interchangeable.

SourceMagnitudeSource revision · UTC
usgs · official20100227063411530_308.8 mww

Source-reported intensity

MMI: 8.25

Intensity describes shaking at locations; it is different from earthquake magnitude.

Source products

Products are available only when supplied by the source. A tsunami-related flag is not a current official warning.

No verified impact product is available for this event. Magnitude alone does not describe local shaking or damage.

Reference places

Distances describe geographic context. Nearby events are not automatically aftershocks or evidence of future risk.

Catalogue coverage

The historical catalogue includes USGS M6+ from 1900, M4.5+ from 1970 and delivered events since the project began. It is not a complete record of all small earthquakes.

— UTC

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