QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/nc21527987
USGS nc21527987
19 Jul 2006, 12:41
35 km SSW of Ferndale, California
A magnitude 5 mw earthquake at 20.1 km depth.
Published location
Where is 35 km SSW 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.
40.280667, -124.433167
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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
nc21527987
Coordinates
40.2806667, -124.4331667
Network
nc
Significance
602