EVERSOURCE ENERGY
bd_c4e9a718e3076047 · schema v1 · pii pii-v1
Full breach record for EVERSOURCE ENERGY →2 incidents on fileEversource Energy reported a data breach to the Indiana Attorney General. The breach occurred on 2026-04-27 and was reported on 2026-05-27. 1 Indiana residents were affected. 3,049 individuals affected in total.
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Incident timeline
Apr 27, 2026
Begins
May 27, 2026
Filed
Linked disclosures
Why this link?Regulatory filings (4) · sorted by filing gap
- Massachusetts State AGbd_160d257e6f33cfda2026-05-21 · +6dCandidate
- Maine State AGbd_867123e23f9768f02026-05-21 · +6dVerified by operator
- Vermont State AGbd_b78e35812ecebc502026-05-21 · +6dVerified
- New Hampshire State AGbd_c5622f9e262c68882026-05-21 · +6dVerified
Filing propagation · 5 filings · 5 states
View merged incident ↗Pattern: first filing May 21 (MA), last May 27 (IN) — a 6-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.