EPA Air · inspections by county and year
Air-emissions inspections in Mason County, Washington, 2025
- 3Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Mason 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 Mason County facility page.
Air-emissions inspections in Mason County, other years
Air-emissions inspections recorded in Mason County, Washington, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-08-07 | SIERRA PACIFIC INDUSTRIES - SHELTON | FCE On-Site | Local |
| 2025-03-10 | ALTA FOREST PRODUCTS | FCE On-Site | Local |
| 2025-01-15 | JENSEN PRECAST | FCE On-Site | Local |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.