BreachCensus

Penobscot Valley Hospital

healthcareHealthcareUnited States of America

Penobscot Valley Hospital is a healthcare organisation in Massachusetts. It appears on the HHS OCR breach portal, the Massachusetts Attorney General breach-notification register and the Vermont Attorney General breach-notification register with 3 confirmed incidents; the most recent notice was filed on July 27, 2026.

Data as of August 31, 2026.

Confirmed incident

US-MA

Disclosed
July 27, 2026

Timeline

  1. July 27, 2026
    Reported to regulator Regulator

    MA AG breach notification: 498 Massachusetts residents affected

    source
What a Massachusetts notice means

Required under M.G.L. c. 93H. Notice to the Attorney General is required for a breach affecting any number of Massachusetts residents' personal information -- the statute sets no minimum count.

Note: the count is Massachusetts residents only, not a total.

Massachusetts breach-notification register ↗

Confirmed incident

US-VT

Disclosed
July 21, 2026

Timeline

  1. July 21, 2026
    Reported to regulator Regulator

    VT AG breach notification: 49 Vermont residents affected

    source
What a Vermont notice means

Required under 9 V.S.A. §2435. Notification to the Attorney General is required.

Note: the count is Vermont residents.

Vermont breach-notification register ↗

Confirmed incident

US-ME — Hacking/IT Incident

Disclosed
March 28, 2026
Records affected
33,107

Timeline

  1. March 28, 2026
    Reported to regulator Regulator

    HHS OCR breach portal listing: Hacking/IT Incident; Network Server

    source