EPA Air · violations by county and year
High-priority air violations in Cowlitz County, Washington, 2025
- 15Violations
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 Cowlitz County, Washington 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 Cowlitz County facility page.
Cowlitz County, Washington, 2025
- Inspections 15
- Stack tests 79
High-priority air violations in Cowlitz County, other years
High-priority air violations recorded in Cowlitz County, Washington, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-12 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-06 | OWENS-BROCKWAY GLASS CONTAINER, INC. — high-priority violation on file | Earliest FRV determination | Local |
| 2025-09-23 | WESTROCK LONGVIEW LLC — high-priority violation on file | Earliest FRV determination | State |
| 2025-08-19 | WESTROCK LONGVIEW LLC — high-priority violation on file | Earliest FRV determination | State |
| 2025-06-13 | WESTROCK LONGVIEW LLC — high-priority violation on file | Earliest FRV determination | State |
| 2025-06-12 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | Earliest FRV determination | State |
| 2025-02-21 | WESTROCK LONGVIEW LLC — high-priority violation on file | Earliest FRV determination | State |
| 2025-02-06 | LANXESS CORPORATION — high-priority violation on file | Earliest FRV determination | Local |
| 2025-01-27 | LANXESS CORPORATION — high-priority violation on file | Earliest FRV determination | Local |
| 2025-01-22 | WESTROCK LONGVIEW LLC — high-priority violation on file | Earliest FRV determination | State |
| 2025-01-22 | LANXESS CORPORATION — high-priority violation on file | Earliest FRV determination | Local |
| 2025-01-22 | LANXESS CORPORATION — high-priority violation on file | Earliest FRV determination | Local |
| 2025-01-22 | LANXESS CORPORATION — high-priority violation on file | Earliest FRV determination | Local |
| 2025-01-21 | WESTLAKE US 2 LLC | Earliest FRV determination | Local |
| 2025-01-16 | LANXESS CORPORATION — high-priority violation on file | Earliest FRV determination | Local |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.