EPA Air · stack tests by county and year
Air-emissions stack tests in Skagit County, Washington, 2021
- 16Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Skagit County, Washington during 2021. 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 Skagit County facility page.
Skagit County, Washington, 2021
Air-emissions stack tests in Skagit County, other years
Air-emissions stack tests recorded in Skagit County, Washington, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-11-23 | AIR LIQUIDE AMERICA LP | Pass | Local |
| 2021-10-21 | SIERRA PACIFIC IND.- SKAGIT LUMBER | Pass | Local |
| 2021-10-12 | ANACORTES WWTP SEWAGE SLUDGE INCINERATOR | Pass | Local |
| 2021-10-04 | NORTHWEST PIPELINE LLC- MOUNT VERNON | Pass | Local |
| 2021-10-01 | HOLLYFRONTIER PUGET SOUND REFINERY | Pass | Local |
| 2021-08-19 | SIERRA PACIFIC IND.- SKAGIT LUMBER | Pass | Local |
| 2021-08-18 | CHEMTRADE SOLUTIONS LLC | Pass | Local |
| 2021-08-17 | CHEMTRADE SOLUTIONS LLC | Pass | Local |
| 2021-07-22 | HOLLYFRONTIER PUGET SOUND REFINERY | Pass | Local |
| 2021-07-14 | ANACORTES WWTP SEWAGE SLUDGE INCINERATOR | Fail | Local |
| 2021-05-28 | TESORO REFINING AND MARKETING COMPANY | Pass | Local |
| 2021-05-27 | TESORO REFINING AND MARKETING COMPANY | Pass | Local |
| 2021-05-26 | TESORO REFINING AND MARKETING COMPANY | Pass | Local |
| 2021-05-26 | TESORO REFINING AND MARKETING COMPANY | Pass | Local |
| 2021-02-25 | PUGET SOUND ENERGY-FREDONIA | Pass | Local |
| 2021-02-23 | PUGET SOUND ENERGY-FREDONIA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.