QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem906577
USGS iscgem906577
18 Jan 1931, 13:11
157 km WSW of Pelabuhanratu, Indonesia
A magnitude 6.3 mw earthquake at 35 km depth.
Published location
Where is 157 km WSW of Pelabuhanratu, 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.
-7.753000, 105.345000
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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
iscgem906577
Coordinates
-7.753, 105.345
Network
iscgem
Significance
605