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Breaches.

Marathon Petroleum

Disclosed Apr 8, 20197 years ago1,287 affectedConfirmed

Official notice

What is known

People affected1,287 (as reported by the organization)
DisclosedApr 8, 2019
DiscoveredMar 8, 2019
HappenedNov 28, 2018
AttackNot stated
Data exposedNames, Social Security numbers
SectorEnergy · US
StatusConfirmed

Sources

Source
Indiana Attorney General 2019 data breach report: Marathon Petroleumin.gov · Official notice
Maine Attorney General breach notice archive: Marathon Petroleummaine.gov · Official notice

Notices filed

WhereFiledPeople
Indiana AGresidents of INApr 8, 201986
Maine AGresidents of MEApr 11, 20191
History of this record
  • 2026-09-25 · data_types: [] to ["names","ssn"] · backfill source
  • 2026-09-25 · discovered: empty to 2019-03-08 · backfill source
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (Indiana AG), confirmed by Indiana AG. Record counts are as reported. Not legal advice.

Everything about Marathon Petroleum

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