EPA Air · by county
Air-emissions sources in Multnomah County, Oregon
- 26Facilities
Every stationary source in Multnomah County, Oregon 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.
By emissions classification in Multnomah 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.
- Major source 24
Inspections in Multnomah 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 5
- 2025 — inspections 14
- 2024 — inspections 26
- 2023 — inspections 16
- 2022 — inspections 28
- 2021 — inspections 12
- 2019 — inspections 31
- 2018 — inspections 24
- 2017 — inspections 25
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| ANFIELD AND SONS | Minor source | No |
| ARCLIN SURFACES, INC. | Major source | Yes |
| BOEING COMPANY (THE) | Major source | Yes |
| BULLSEYE GLASS CO. | Major source | No |
| CHEVRON U.S.A. INC. | Major source | No |
| DAIMLER TRUCKS NORTH AMERICA, LLC | Major source | No |
| ESCO GROUP, LLC | Major source | Yes |
| GRAPHIC PACKAGING INTERNATIONAL, INC | Major source | No |
| GRIFFITH RUBBER MILLS | Other | No |
| KINDER MORGAN LIQUIDS TERMINALS LLC | Major source | No |
| METROPOLITAN SERVICE DISTRICT | Major source | No |
| NORTHWEST PIPE COMPANY | Major source | Yes |
| OREGON GREEN MANUFACTURING LLC | Major source | No |
| OREGON HEALTH & SCIENCE UNIVERSITY | Major source | No |
| OREGON STEEL MILLS LLC | Major source | No |
| OWENS BROCKWAY GLASS CONTAINER INC. | Major source | Yes |
| OWENS CORNING FOAM INSULATION, LLC | Major source | No |
| OWENS CORNING ROOFING AND ASPHALT, LLC | Major source | No |
| PHILLIPS 66 COMPANY | Major source | No |
| SEAPORT MIDSTREAM PARTNERS, LLC | Major source | No |
| SHORE TERMINALS LLC | Major source | No |
| TRITON WEST LLC | Major source | No |
| UNITED STATES BAKERY | Major source | No |
| VALLEY ENVIRONMENTAL LLC | Major source | No |
| VIGOR INDUSTRIAL, LLC | Major source | Yes |
| ZENITH ENERGY TERMINALS HOLDINGS, LLC | Major source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.