EPA Air · violations by county and year
High-priority air violations in Ellis County, Oklahoma, 2025
- 5Violations
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity. Each row below is one violation recorded against a source in Ellis County, Oklahoma during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Ellis County facility page.
Ellis County, Oklahoma, 2025
High-priority air violations in Ellis County, other years
High-priority air violations recorded in Ellis County, Oklahoma, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-21 | UNBRIDLED RESOURCES LLC / GROSS CTB — high-priority violation on file | Earliest FRV determination | State |
| 2025-09-05 | UNBRIDLED RESOURCES LLC / HURST BOUGHAN CTB | Earliest FRV determination | State |
| 2025-04-07 | UNBRIDLED RESOURCES LLC / HOLLOWAY 22 CTB | Earliest FRV determination | State |
| 2025-03-06 | ET GATHERING PROCESSING LLC / KNIGHTS COMPRESSOR STATION | Earliest FRV determination | State |
| 2025-01-31 | UNBRIDLED RESOURCES LLC / ROBERTA CTB | Earliest FRV determination | State |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.