QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0000dc1
USGS usp0000dc1
31 Oct 1975, 08:28
66 km ENE of Alugan, Philippines
A magnitude 7.2 ms earthquake at 50 km depth.
Published location
Where is 66 km ENE of Alugan, Philippines?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
12.540000, 125.993000
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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
usp0000dc1
Coordinates
12.54, 125.993
Network
us
Significance
798