QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgemsup16957870
USGS iscgemsup16957870
1 Sept 1905, 02:45
22 km ESE of Makubetsu, Japan
A magnitude 7.3 mB earthquake at 255 km depth.
Published location
Where is 22 km ESE of Makubetsu, 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.
45.309000, 142.089000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
iscgemsup16957870
Coordinates
45.309, 142.089
Network
iscgemsup
Significance
820