EPA Air · violations by county and year
High-priority air violations in Woodbury County, Iowa, 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 Woodbury County, Iowa 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 Woodbury County facility page.
Woodbury County, Iowa, 2025
High-priority air violations in Woodbury County, other years
High-priority air violations recorded in Woodbury County, Iowa, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-22 | CF INDUSTRIES NITROGEN LLC - PORT NEAL NITROGEN COMPLEX — high-priority violation on file | HPV day-zero determination | State |
| 2025-08-25 | CF INDUSTRIES NITROGEN LLC - PORT NEAL NITROGEN COMPLEX — high-priority violation on file | HPV day-zero determination | State |
| 2025-07-15 | BARKLEY ASPHALT INC | Earliest FRV determination | State |
| 2025-06-02 | CARGILL INC-SIOUX CITY — high-priority violation on file | Earliest FRV determination | State |
| 2025-03-11 | CARGILL INC-SIOUX CITY — high-priority violation on file | HPV day-zero determination | State |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.