EPA Air · violations by county and year
High-priority air violations in Cowlitz County, Washington, 2026
- 7Violations
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 2026. 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, 2026
- Inspections 17
- Stack tests 15
High-priority air violations in Cowlitz County, other years
High-priority air violations recorded in Cowlitz County, Washington, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-06-15 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | Earliest FRV determination | State |
| 2026-05-22 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | Earliest FRV determination | State |
| 2026-05-18 | NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file | Earliest FRV determination | State |
| 2026-05-06 | NORTH PACIFIC PAPER CORP. — high-priority violation on file | Earliest FRV determination | Local |
| 2026-03-03 | WESTROCK LONGVIEW LLC — high-priority violation on file | Earliest FRV determination | State |
| 2026-02-18 | LANXESS CORPORATION — high-priority violation on file | Earliest FRV determination | Local |
| 2026-01-16 | WESTROCK LONGVIEW LLC — high-priority violation on file | Earliest FRV determination | State |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.