QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/ushis393
USGS ushis393
3 Mar 1901, 07:45
1901 Parkfield, California Earthquake
A magnitude 6.4 ms earthquake at 0 km depth.
Published location
Where is 1901 Parkfield, California Earthquake?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
36.000000, -120.500000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
ushis393
Coordinates
36, -120.5
Network
ushis
Significance
630