EPA Air · by state and industry
Pipeline transportation (NAICS 4862) air sources in Washington
- 13Facilities
Permitted air-emissions sources in Washington whose primary industry code is NAICS 4862. A facility filing more than one industry code is counted under the first one on its record, so a plant with several lines appears once, under the line EPA lists first.
Inspections of pipeline transportation (naics 4862) in Washington, 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 15
- 2025 — inspections 21
- 2024 — inspections 22
- 2023 — inspections 26
- 2022 — inspections 24
- 2021 — inspections 23
- 2020 — inspections 13
- 2019 — inspections 16
- 2018 — inspections 24
- 2017 — inspections 24
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| GAS TRANSMISSION NORTHWEST #7 | Major source | No |
| GAS TRANSMISSION NORTHWEST #8 | Major source | No |
| GAS TRANSMISSION NORTHWEST, LLC | Major source | No |
| NORTHWEST PIPELINE CORP CHEHALIS | Major source | No |
| NORTHWEST PIPELINE CORP PLYMOUTH PLANT | Major source | No |
| NORTHWEST PIPELINE CORP SUMAS | Major source | No |
| NORTHWEST PIPELINE CORP WASHOUGAL | Major source | No |
| NORTHWEST PIPELINE GOLDENDALE | Minor source | No |
| NORTHWEST PIPELINE GP SUMNER | Synthetic minor source | No |
| NORTHWEST PIPELINE LLC SNOHOMISH | Major source | No |
| NORTHWEST PIPELINE LLC- MOUNT VERNON | Major source | No |
| PUGET SOUND ENERGY (SWARR STATION) | Synthetic minor source | No |
| PUGET SOUND ENERGY (WA NATURAL GAS) | Synthetic minor source | No |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.