QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem16958195
USGS iscgem16958195
8 Jun 1912, 04:41
25 km WSW of Muroran, Japan
A magnitude 6.2 mw earthquake at 15 km depth.
Published location
Where is 25 km WSW of Muroran, Japan?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
42.217000, 140.708000
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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
iscgem16958195
Coordinates
42.217, 140.708
Network
iscgem
Significance
591