QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us1000j9wi
USGS us1000j9wi
2 Mar 2019, 15:51
Izu Islands, Japan region
A magnitude 5.4 mww earthquake at 10 km depth.
Published location
Where is Izu Islands, Japan region?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
30.868200, 142.007200
Open the interactive map ↗Map data © OpenStreetMap contributors
What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
Need a current safety answer?
Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
Continue exploring
Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
us1000j9wi
Coordinates
30.8682, 142.0072
Network
us
Significance
449