EPA Air · by county
Air-emissions sources in Whatcom County, Washington
- 21Facilities
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Every stationary source in Whatcom County, Washington that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
Every source’s record in Whatcom County
Each of the 21 operating major, synthetic minor and minor sources in Whatcom County, Washington has a record page: every source in Whatcom County, A to Z.
By emissions classification in Whatcom County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Whatcom County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 inspections 11
- 2025 inspections 20
- 2024 inspections 18
- 2023 inspections 16
- 2022 inspections 16
- 2021 inspections 13
- 2020 inspections 12
- 2019 inspections 20
- 2018 inspections 17
- 2017 inspections 21
Violations in Whatcom County, by year
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.
Stack tests in Whatcom County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2025 stack tests 12
- 2024 stack tests 38
- 2023 stack tests 26
- 2022 stack tests 35
- 2021 stack tests 39
- 2020 stack tests 38
- 2019 stack tests 44
- 2018 stack tests 41
- 2017 stack tests 44
Inspections in Whatcom County, year by year · Violations in Whatcom County, year by year · Stack tests in Whatcom County, year by year
Other counties in Washington
Every county in the state with at least three sources on file.
- Cowlitz County 17
- Franklin County 6
- Grant County 12
- Grays Harbor County 19
- King County 119
- Kitsap County 37
- Klickitat County 5
- Lewis County 15
- Mason County 5
- Okanogan County 19
- Pierce County 75
- Skagit County 16
- Snohomish County 65
- Spokane County 25
- Stevens County 5
- Thurston County 5
- Undetermined County 29
- Walla Walla County 5
- Yakima County 79
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| BP WEST COAST PRODUCTS LLC | Major source | Yes |
| CHEMCO, INC | Major source | No |
| DARIGOLD, INC. (WEST FARM FOODS) | Synthetic minor source | No |
| FERNDALE STORAGE TERMINAL | Synthetic minor source | No |
| HM NORTHWEST CEMENT COMPANY | Minor source | No |
| LINDE INC. | Synthetic minor source | No |
| LUMMI AUTO RECYCLING | Minor source | No |
| MAAX US CORPORATION | Major source | No |
| NATIVE AMERICAN SHELLFISH, INC. | Minor source | No |
| NORTHWEST PIPELINE CORP SUMAS | Major source | No |
| OCEANUS PLASTICS, INC. | Minor source | No |
| OYSTER & CLAM VENTURE | Minor source | No |
| PHILLIPS 66 | Major source | No |
| POST POINT WWTP SEWAGE SLUDGE INCINERATOR | Minor source | Yes |
| PUGET SOUND ENERGY - ENCOGEN | Major source | No |
| PUGET SOUND ENERGY - SUMAS | Major source | No |
| PUGET SOUND ENERGY - WHITEHORN | Major source | No |
| PUGET SOUND ENERGY FERNDALE | Major source | No |
| SILVASTAR FORREST PRODUCTS, LLC FERNDALE | Synthetic minor source | No |
| SUMAS ENERGY INC. | Minor source | No |
| WESTERN WASHINGTON UNIVERSITY | Synthetic minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.