QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000j9hw
USGS usp000j9hw
19 Oct 2011, 07:23
154 km S of Lajes das Flores, Portugal
A magnitude 5 mwc earthquake at 10 km depth.
Published location
Where is 154 km S of Lajes das Flores, Portugal?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
37.997000, -31.371000
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What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Catalog fields and provenance
Event ID
usp000j9hw
Coordinates
37.997, -31.371
Network
us
Significance
385