QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cy5r
USGS usp000cy5r
18 Jun 2004, 07:50
Marshall Islands region
A magnitude 5.1 mwc earthquake at 30.7 km depth.
Published location
Where is Marshall Islands 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.
16.613000, 161.257000
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.
Catalog fields and provenance
Event ID
usp000cy5r
Coordinates
16.613, 161.257
Network
us
Significance
400