QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000j294
USGS usp000j294
27 May 2011, 06:39
103 km WNW of Tomohon, Indonesia
A magnitude 5.1 mwc earthquake at 286.1 km depth.
Published location
Where is 103 km WNW of Tomohon, Indonesia?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
1.545000, 123.899000
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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
usp000j294
Coordinates
1.545, 123.899
Network
us
Significance
400