Data last collected:
QuakeFactsEvidence report · prepared 17 October 2026https://quakes99.com/entity/usp000hr4t
USGS usp000hr4t
19 Dec 2010, 09:48
Pacific-Antarctic Ridge
A magnitude 5.2 mwc earthquake at 10 km depth.
Published location
Where is Pacific-Antarctic Ridge?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-56.970000, -140.803000
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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
usp000hr4t
Coordinates
-56.97, -140.803
Network
us
Significance
416
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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 Pacific-Antarctic Ridge earthquake: magnitude 5.2 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.