Pierce County Library System Data Breach Affects Subscriber Privacy
By Join The Case · Published December 10, 2025 · Updated December 10, 2025 · 6 min read
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Dapeer Law, P.A., a top-rated class action law firm, is investigating the Pierce County Library System data breach. If you received notice that your information was exposed during this breach, you may be entitled to compensation. It's free to join our investigation to see if we can help you recover.

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Pierce County Library System Data Breach Lawsuit Investigation

If you received a data-breach letter from Pierce County Library System, you are not alone. Our legal team is investigating potential claims for individuals whose personal information was compromised. Contact us for a free, confidential case review.

Overview of the Pierce County Library System Breach

Pierce County Library System (Pierce County Library System) confirmed that unauthorized actors gained access to its network between April 15 and April 21, 2025. Certain files were copied and removed. A detailed review completed on October 10, 2025 identified individuals whose information was present in the affected files. Written notification to impacted patrons, employees, and other parties began on December 9, 2025.

Download Official Breach Notice (PDF)

Key Timeline

  • April 15 – April 21, 2025: Unauthorized access and data exfiltration window.
  • October 10, 2025: Forensic review confirmed specific individuals and data involved.
  • December 9, 2025: Consumer notifications mailed and breach reported to the Maine Attorney General.
  • December 10, 2025: Public disclosure updated.

Data Exposed

The Library determined that the compromised files contained patrons’ or employees’ names plus additional personal details (described in the notice as “<<Variable Data 2>>”). No further categories were specified in the public filing.

Library’s Response

  • Promptly secured network systems upon discovering suspicious activity.
  • Engaged forensic specialists to determine the nature and scope of the event.
  • Reviewed all affected files to identify impacted individuals.
  • Provided written notice to affected persons and relevant regulators.
  • Offered complimentary credit-monitoring and identity-protection services through IDX.

Next Steps for Impacted Individuals

While the Library is offering free credit monitoring, you may also have legal rights to seek compensation for time, out-of-pocket expenses, and future risk. Preserve your notice letter and any evidence of fraud, then request a no-cost consultation with our data-breach attorneys to discuss participation in a potential lawsuit.

Company Overview

Founded in 1946, Pierce County Library System (PCLS) serves residents of Pierce County, Washington through 20 branch locations.

Frequently Asked Questions

I received a data breach letter from Pierce County Library System — what should I do?

Follow the enrollment instructions for the free IDX credit-monitoring service, review your financial statements for unfamiliar activity, and consider speaking with a data-breach attorney about your legal options.

How do I submit a claim related to the Pierce County Library System data breach?

You can request a free case evaluation through our firm. Keep your notice letter and any evidence of identity theft or time spent dealing with the breach; these documents strengthen potential claims.

What information did the Pierce County Library System breach expose?

The Library reported that names and other personal details (designated in the notice as “Variable Data 2”) were contained in the files that were copied during the incident.

Did Pierce County Library System offer credit monitoring?

Yes. Impacted individuals are eligible for complimentary credit monitoring and identity-protection services through IDX. The enrollment details are provided in the mailed notice.

How many people were affected by the Pierce County Library System breach?

The Library’s public filing did not disclose an exact count of impacted individuals.

How can I get the official breach notice PDF for Pierce County Library System?

You can download the notice directly from the Maine Attorney General’s website using the button above or via this link.

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