QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/nc21188442
USGS nc21188442
10 Aug 2001, 21:19
3 km N of Blairsden, California
A magnitude 5.2 mw earthquake at 5 km depth.
Published location
Where is 3 km N of Blairsden, California?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
39.811167, -120.616667
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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
nc21188442
Coordinates
39.8111667, -120.6166667
Network
nc
Significance
966