HackingHealthcareHealthcareCustomer Data InvolvedTargetedIdentity (basic)Government IDFinancial accountHealth (basic)PIIMediumContained

Delta County Memorial Hospital District (Delta Health)

bd_bad5789d01d1b292 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 30, 2024

Filed

Jan 31, 2025

To disclose

35 weeks

Affected

Not disclosed

Linked

8 filings

Confidence

66%

Full breach record for Delta County Memorial Hospital District (Delta Health) →2 incidents on file

Delta County Memorial Hospital District notified consumers of a data breach where an unauthorized third party accessed its network between May 27-30, 2024. The incident may have exposed names, DOBs, SSNs, driver's license numbers, financial account info, and medical/insurance data. The District engaged cybersecurity experts, notified law enforcement, and offered one year of Experian IdentityWorks credit monitoring to affected individuals.

J jump to incidentP pin to compareR raw source

Vermont clock✗ VT AG >45 bday35 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 3 days

discovery → filing · 35 weeks / 246 days

May 27, 2024

Begins

May 30, 2024

Discovered

Jan 31, 2025

Filed

vs. sector median

+26 wks slower

This filing is one of 8 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (7) · sorted by filing gap

California State AGbd_1b8929159a2c6c152025-01-31Verified
New Hampshire State AGbd_21469493f21bc2af2025-01-31Verified
Montana State AGbd_34943d644a6adedd2025-01-31Candidate
Oregon State AGbd_92d6656257b5349b2025-01-31Verified

Show 3 more filings ↓up to 30d gap

Nebraska State AGbd_c7c2c066c39bb2d62025-01-31Verified
Maine State AGbd_e7b66af0bbdf264e2025-01-31Verified
Illinois State AGbd_c07b0945183ddca52025-01-01 · +30dVerified

Name: Delta County Memorial Hospital District (Delta Health)
norm: delta county memorial hospital district delta health

Name: Delta County Memorial Hospital District (Delta Health)
norm: delta county memorial hospital district delta health
Industry: Healthcarellm

Discovered: May 30, 2024
Breach occurred: May 27, 2024 – May 30, 2024
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 31, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountHealth (basic)PII
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Initial access: exploit_public_facing

During the incident: Notified law enforcement
Began an investigation with the help of leading cybersecurity experts
Offering a complimentary one-year membership of Experian IdentityWorks SM Credit 3B
Changes made: Further enhancing our security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 35 weeks(246 days from discovery to filing)
Compliance flags: VT AG >45 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 8 filings · 8 states

View merged incident ↗

Illinois State AGJan 1 · first

California State AG+30d

New Hampshire State AG+30d

Montana State AG+30d

Oregon State AG+30d

Nebraska State AG+30d

Maine State AG+30d

Vermont State AG+30d · this page

Pattern: first filing Jan 1 (IL), last Jan 31 (VT) — a 30-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://ago.vermont.gov/document/2025-01-31-delta-county-memorial-hospital-district-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 31, 2025
Raw hash: ecffab053fb5e25e0fa89df5133b31264fdb8be9eb7b22f52da9a2a744742f7b

Linked disclosures

Regulatory filings (7) · sorted by filing gap

Reporting entityDelta County Memorial Hospital District (Delta Health)

Victim entityDelta County Memorial Hospital District (Delta Health)

Incidentdiscovered May 30, 2024

Stated responseNotified law enforcement

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov