QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem905474
USGS iscgem905474
17 Mar 1933, 19:32
104 km E of Pondaguitan, Philippines
A magnitude 6.6 mw earthquake at 35 km depth.
Published location
Where is 104 km E of Pondaguitan, 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.
6.253000, 127.118000
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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
iscgem905474
Coordinates
6.253, 127.118
Network
iscgem
Significance
676