QQuakeFacts
USGS nc269151

25 Apr 1992, 19:06

The 1992 Petrolia, California Earthquake

A magnitude 7.2 mw earthquake at 9.9 km depth.

Depth9.9 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated20 April 2026Latest timestamp stored in this record

Published location

Where is The 1992 Petrolia, 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.

40.335333, -124.228667

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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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Catalog fields and provenance
Event ID
nc269151
Coordinates
40.3353333, -124.2286667
Network
nc
Significance
904