QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem786889
USGS iscgem786889
4 Feb 1971, 16:33
102 km SW of Padangsidempuan, Indonesia
A magnitude 7 mw earthquake at 26.8 km depth.
Published location
Where is 102 km SW of Padangsidempuan, 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.
0.624000, 98.738000
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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
iscgem786889
Coordinates
0.624, 98.738
Network
iscgem
Significance
747