Data last collected:
QuakeFactsEvidence report · prepared 23 October 2026https://quakes99.com/entity/ci3365515
USGS ci3365515
7 Dec 1940, 23:17
126km S of Estacion Coahuila, B.C., MX
A magnitude 6.1 ml earthquake at 6 km depth.
Published location
Where is 126km S of Estacion Coahuila, B.C., MX?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
31.069333, -114.852667
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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
ci3365515
Coordinates
31.0693333, -114.8526667
Network
ci
Significance
563
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Questions this evidence can answer
01What exactly is this record?
Use the name, place, date and identifiers above to confirm that you have the right 126km S of Estacion Coahuila, B.C., MX earthquake: magnitude 6.1 and depth | QuakeFacts record.
02What does the evidence establish?
Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.
03What should I verify next?
Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.
A closer look at 126km S of Estacion Coahuila, B.C., MX
Depth in another unit
The recorded event depth of 6 km is approximately 3.73 miles below the source reference surface. Depth alone does not describe damage or local hazard.
Interpreting the recorded coordinates
The published position for 126km S of Estacion Coahuila, B.C., MX is 31.0693° north and 114.8527° west. This expresses the source coordinates in hemispheres; it does not establish an entrance, public access or a safe route.