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Data Breach Exposes Personal Info of 1,173 Texans at South Texas Nuclear Plant

Data Breach Exposes Personal Info of 1,173 Texans at South Texas Nuclear Plant

First seen 1 Nov 2026, 12:18 UTC • •

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ThreatCluster AI
ThreatCluster •November 1, 2026 at 13:19 UTC
  • •1,173 Texans had personal information exposed in the breach.
  • •The breach was reported to the Texas Attorney General on October 28, 2026.
  • •No evidence suggests that operational or safety systems were affected.

STP Nuclear Operating Company reported a data breach affecting 1,173 Texas residents, exposing names, Social Security numbers, and birthdates. The incident was disclosed to the Texas Attorney General on October 28, 2026. The breach's cause and timeline remain unclear, with no indication that operational or safety systems were compromised. Affected individuals were notified via email, which is permitted under Texas breach laws. The Nuclear Regulatory Commission confirmed that the plant continues to operate safely. The breach is part of a larger trend of data disclosures in the state. No further details about the attack vector or method have been provided.

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Timeline

2026-10-28
STP Nuclear Operating Company discloses breach
The company filed a notice with the Texas Attorney General, reporting a data breach affecting 1,173 residents.
Shattered
2026-10-30
GovTech reports on the breach
GovTech published an article detailing the breach and its implications for affected residents.
Govtech

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Common questions

What personal information was exposed?
The breach exposed names, Social Security numbers, birthdates, and other personal details.
How were affected individuals notified?
Affected individuals were notified via email, as allowed under Texas breach notification laws.
Is there any indication of operational impact?
The Nuclear Regulatory Commission stated that the plant continues to operate safely, with no indication of impact on operational or safety systems.