T-MOBILE USA, INC.
8 disclosures across 6 jurisdictions · 2021-08-24 → 2026-03-31. Severity score: 13 across 5 incidents (max per incident: crit=4 high=3 med=2 low=1; per-filing sum: 18).
1825-day window · this entity as victim
apparent from filed dates · see trail
above peer benchmark
max per incident · per-filing sum: 18
Compliance timing by regulator
Notice timing computed from the dates recorded in each filing — an indicative estimate from an automated clock, not a legal determination. Click any chip for the source filings.
- California1 on-time · 0 late · 1
- Maine1 on-time · 1 review · 0 late · 2
- Washington2 on-time · 0 late · 2
- Oregon1 on-time · 0 late · 1
us-nh — no notification-clock framework implemented for this jurisdiction
us-sc — no notification-clock framework implemented for this jurisdiction
Breach History (5-Year Lookback)
Historical incident recurrence, cumulative exposure, and per-jurisdiction compliance record
within lookback window
late notice filings
median days between incidents
Per-jurisdiction compliance record
| Jurisdiction | On-time | Late | Rate |
|---|---|---|---|
| us-ca | 1 | 0 | 100% |
| us-me | 1 | 1 | 50% |
| us-or | 1 | 0 | 100% |
| us-wa | 2 | 0 | 100% |
Cumulative data type exposure
Disclosure timeline
Most-recent 100 filings. Click a row to open the disclosure detail.
| Filed | Source | Jurisdiction | Severity | Affected | Clocks missed |
|---|---|---|---|---|---|
| 2026-03-31 | state_ag | us-me | Medium | 1 | |
| 2023-04-28 | state_ag | us-me | Medium | 836 | ME AG >30d |
| 2023-01-19 | state_ag | us-wa | High | 772.6K | |
| 2021-11-29 | state_ag | us-nh | High | 116.1K | |
| 2021-08-31 | state_ag | us-sc | Medium | — | |
| 2021-08-27 | state_ag | us-or | Low | — | |
| 2021-08-25 | state_ag | us-ca | Medium | — | |
| 2021-08-24 | state_ag | us-wa | High | 2.1M |