DisclosureLens
UnknownRetail & ConsumerRetailIdentity (basic)Government IDHigh

ONE GAS, INC.

bd_ac7140ffc2db4645 · schema v1 · pii pii-v1

Severity

High

Discovered

Feb 26, 2026

Filed

Mar 30, 2026

To disclose

5 weeks

Affected · nationwide

4,2411,129 in this filing

Linked

2 filings

Confidence

95%
Full breach record for ONE GAS, INC.

ONE Gas, Inc. based in Tulsa, Oklahoma, a business – retail or merchant entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-02-26 and reported on 2026-03-30. 1,129 Texas residents were affected. 4,241 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information. Consumers were notified via U.S. Mail.

Incident timeline

undetected · 209 days
discovery → filing · ≤ 5 weeks / 32 days

Aug 1, 2025

Begins

Feb 26, 2026

Discovered

Mar 30, 2026

Filed

vs. sector median

3 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings · 2 states

View merged incident ↗
Nebraska State AGMar 27 · first
Texas State AG+3d · this page

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.