QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000atr2
USGS usp000atr2
30 Nov 2001, 07:46
217 km W of Ferndale, California
A magnitude 5.3 mwc earthquake at 4 km depth.
Published location
Where is 217 km W of Ferndale, 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.
40.488000, -126.828000
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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
usp000atr2
Coordinates
40.488, -126.828
Network
us
Significance
432