UnknownGovernmentGovernmentHigh
Pierce County Library System
bd_13778595ed20da50 · schema v1 · pii pii-v1
Full breach record for Pierce County Library System →Pierce County Library System, a government sector entity reported a unauthorized access incident to the Washington Attorney General. The organization became aware of the incident on 2025-04-14 and filed notice on 2025-06-20. 336,826 Washington residents were affected. 67 days elapsed between awareness and notification. -1 days to identify the breach. 7 days to contain the breach.
Washington clock⏱ WA AG >30d10 weeks discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed336,826 affectedView incident
A leak claim by inc_ransom about this victim predates this filing by 63 days.View originating leak claim
Source provenance
- Source URL
- https://data.wa.gov/resource/sb4j-ca4h.json?id=19361
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jun 20, 2025
- Raw hash
- 85a6edbec61809eff5e1c868b54f3bdaedc02fc299580cebf162679f05af8f6c
Reporting entity
- Name
- Pierce County Library Systemnorm: pierce county library system
- Domain
- piercecountylibrary.org
Victim entity
- Name
- Pierce County Library Systemnorm: pierce county library system
- Domain
- piercecountylibrary.org
- Industry
- Governmentllm
Incident
- Discovered
- Apr 14, 2025
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- 336,826
- Data types
- —
- Attack vector
- Unknown
- Threat actor
- External
Compliance
- Time to disclose
- 10 weeks(67 days from discovery to filing)
- Compliance flags
- WA AG >30dLeak >30d
- Discovery-date grounding
- AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.