QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us100088m4
USGS us100088m4
13 Mar 2017, 08:49
77 km SW of San Jose Village, Northern Mariana Islands
A magnitude 5.5 mww earthquake at 99 km depth.
Published location
Where is 77 km SW of San Jose Village, Northern Mariana Islands?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
14.387900, 145.212600
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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
us100088m4
Coordinates
14.3879, 145.2126
Network
us
Significance
517