QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem782654
USGS iscgem782654
25 Jul 1971, 13:51
6 km W of San Fernando, Philippines
A magnitude 6.5 mw earthquake at 20 km depth.
Published location
Where is 6 km W of San Fernando, 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.
12.475000, 123.701000
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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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Catalog fields and provenance
Event ID
iscgem782654
Coordinates
12.475, 123.701
Network
iscgem
Significance
646