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Regulator-posted notice

Breach notice filed by Westamerica Bank (July 2023)

Organization named: Westamerica Bank Provisional: identity as filed, not yet matched to the directory

What the sources say

California Attorney General data security breach list Primary notice

Posted on the California Attorney General data security breach list with a submission date of July 17, 2023.

Organization as reported
Westamerica Bank
Incident dates as reported
May 27, 2023 to May 31, 2023
Submission date
July 17, 2023
Observed by BreachRecords
2026-10-19 05:02 UTC (revision 51074, nid:570427)
Archived copy
Held in the private archive (provenance)

The listing records a filing with the agency; it is not a finding by the agency.

Figures, per source

The linked sources report no figure for this record.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Submission date (California Attorney General data security breach list)
  • Observed by BreachRecords (revision 51074)
  • Approved by a reviewer

Organizations linked by a reviewer

  • Westamerica Bank Named as the filer Provisional: identity as filed, not yet matched to the directory Linked 2026-11-04, method manual.

Archived evidence

  • a30a85973b96905aebf8fa7dd487f0151b180d5253c8e3fb11dbd44942591904
    text/html, 89,392 bytes, retrieved from California Attorney General data security breach list, 2026-10-19 05:02 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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