QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000h36d
USGS usp000h36d
19 Oct 2009, 23:49
159 km SSW of Lotofag?, Samoa
A magnitude 6 mwc earthquake at 18 km depth.
Published location
Where is 159 km SSW of Lotofag?, Samoa?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-15.360000, -172.264000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp000h36d
Coordinates
-15.36, -172.264
Network
us
Significance
567