HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)PHICriticalContained

Delta County Memorial Hospital District (Delta Health)

bd_e7b66af0bbdf264e · schema v1 · pii pii-v1

Severity

Critical

Discovered

May 30, 2024

Filed

Jan 31, 2025

To disclose

35 weeks

Affected · nationwide

148,36345 in this filing

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 experienced an external system breach (hacking) between May 27 and May 30, 2024. The incident affected 148,363 individuals, including 45 Maine residents. Compromised data included names, DOBs, SSNs, driver's license numbers, financial account info, and medical/insurance info. Notices were sent on January 31, 2025, offering 12 months of Experian IdentityWorks.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered May 30, 2024 → Filed with AG Jan 31, 2025246d ✗ ME AG >90d35 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

+23 wks slower

This filing is one of 8 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

Vermont State AGbd_bad5789d01d1b2922025-01-31Verified
Nebraska State AGbd_c7c2c066c39bb2d62025-01-31Verified
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: 148,363state + nationwide
Data types: Identity (basic)Government IDFinancial accountHealth (basic)PHI
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Maine Attorney General
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: ME AG >90d · 246dME resident >60d · 246d
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: May 30, 2024
→ Filed with AG: Jan 31, 2025
246d 90 days ME AG >90d
Maine
Discovered: May 30, 2024
→ Notified: Jan 31, 2025
246d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: May 30, 2024 → Filed with AG: Jan 31, 2025	246d	90 days	ME AG >90d
Maine	Discovered: May 30, 2024 → Notified: Jan 31, 2025	246d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

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

Vermont State AG+30d

Nebraska State AG+30d

Maine State AG+30d · this page

Pattern: first filing Jan 1 (IL), last Jan 31 (ME) — 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/6f93fec8-a842-4449-b431-ae77bc16510f.html
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: 30b2f584ce16d17772716bfe42a65f14c6341b1198f645a8633675f126f32ffe

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

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov