EPA Air · stack tests by state, industry and year
Petroleum and coal products manufacturing (NAICS 3241): stack tests in Washington, 2026
- 5Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2026 at a Washington source whose primary industry code is NAICS 3241. A facility filing more than one industry code is counted under the first one on its record.
Petroleum and coal products manufacturing (NAICS 3241) in Washington, other years
Other industries in Washington, 2026
- Paper manufacturing (NAICS 3221) 18
- Wood product manufacturing (NAICS 3211) 4
- Pipeline transportation (NAICS 4862) 3
- Chemical manufacturing (NAICS 3253) 3
Air-emissions stack tests recorded in Washington, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-03-03 | PHILLIPS 66 | FERNDALE, Whatcom, WA | Pass | Local |
| 2026-03-03 | BP WEST COAST PRODUCTS LLC — high-priority violation on file | BLAINE, Whatcom, WA | Pass | Local |
| 2026-02-26 | TESORO REFINING AND MARKETING COMPANY | ANACORTES, Skagit, WA | Pass | Local |
| 2026-02-25 | TESORO REFINING AND MARKETING COMPANY | ANACORTES, Skagit, WA | Pass | Local |
| 2026-02-24 | TESORO REFINING AND MARKETING COMPANY | ANACORTES, Skagit, WA | Pass | Local |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.