Regulator-posted notice

Breach notice filed by Walworth County Department of Health and Human Services (March 2021)

Organization named: Walworth County Department of Health and Human Services Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Unauthorized Access/Disclosure

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of March 12, 2021.

Organization as reported: Walworth County Department of Health and Human Services, WI
Entity type as reported: Healthcare Provider
Category as reported: Unauthorized Access/Disclosure
Location of information as reported: Email
Submission date: March 12, 2021
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 12300, row:3439)
Archived copy: Held in the private archive (provenance)

The covered entity (CE), Walworth County Department of Health and Human Services, reported that several employees inadvertently sent the electronic protected health information (ePHI) of 907 individuals to unauthorized parties. The ePHI involved included email addresses and vaccination information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE retrained employees on the proper methods of protecting ePHI. OCR obtained assurances that the CE implemented the corrective actions noted.
The source's own words, from the revision above.

Figures, per source

907 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date March 12, 2021, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

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

2021-03-12Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 12300)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

Walworth County Department of Health and Human Services Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

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

Request a correction

A record that disagrees with its source, names the wrong organization or duplicates another is corrected after review. This form is about Breach notice filed by Walworth County Department of Health and Human Services (March 2021). We acknowledge every request within two business days. We reply by email.

The form is being set up. Check back soon.