Data last collected:
QuakeFactsEvidence report · prepared 22 October 2026https://quakes99.com/entity/iscgem899875
USGS iscgem899875
13 Jun 1943, 07:11
169 km ENE of Hachinohe, Japan
A magnitude 7.3 mw earthquake at 35 km depth.
Published location
Where is 169 km ENE of Hachinohe, 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.
41.003000, 143.396000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
iscgem899875
Coordinates
41.003, 143.396
Network
iscgem
Significance
822
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Questions this evidence can answer
01What exactly is this record?
Use the name, place, date and identifiers above to confirm that you have the right 169 km ENE of Hachinohe, Japan earthquake: magnitude 7.3 and depth | QuakeFacts record.
02What does the evidence establish?
Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.
03What should I verify next?
Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.
A closer look at 169 km ENE of Hachinohe, Japan
Depth in another unit
The recorded event depth of 35 km is approximately 21.75 miles below the source reference surface. Depth alone does not describe damage or local hazard.
Interpreting the recorded coordinates
The published position for 169 km ENE of Hachinohe, Japan is 41.003° north and 143.396° east. This expresses the source coordinates in hemispheres; it does not establish an entrance, public access or a safe route.