EPA Air · by county
Air-emissions sources in Washington County, Ohio
- 58Facilities
Every stationary source in Washington County, Ohio 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 Washington 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 Washington 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 14
- 2024 — inspections 14
- 2023 — inspections 7
- 2022 — inspections 35
- 2021 — inspections 5
- 2020 — inspections 17
- 2019 — inspections 7
- 2018 — inspections 29
- 2017 — inspections 13
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| ADVANCED INDUSTRIAL SERVICES | Synthetic minor source | No |
| AMERICAS STYRENICS, LLC | Major source | No |
| AMRIZE CEMENT INC | Minor source | No |
| APPALACHIAN SAND & GRAVEL | Minor source | No |
| ASPHALT MATERIALS, INC-MARIETTA NORTH PLANT | Minor source | No |
| ASPHALT MATERIALS, INC-MARIETTA SOUTH PLANT | Minor source | No |
| CC UTICA, LLC | Synthetic minor source | No |
| CELANESE POLYMER PRODUCTS, LLC | Minor source | No |
| CIMBAR RESOURCES INC. | Minor source | No |
| DIMEX LLC | Minor source | No |
| DTE MARIETTA | Major source | No |
| ENBRIDGE - DOMINION RESOURCE SERVICES - #7 | Minor source | No |
| ENBRIDGE - LUDLOW | Minor source | No |
| ERAMET MARIETTA, INC. | Major source | Yes |
| ERGON MIDSTREAM, LLC ¿ BELLS RUN TERMINAL | Major source | No |
| ERGON TERMINALING, INC. - MARIETTA | Major source | No |
| FERROGLOBE USA METALLURGICAL, INC. | Major source | No |
| FIRST QUALITY COLLISION CENTER LLC | Minor source | No |
| HADLEY FUNERAL HOMES INC. | Minor source | No |
| HI-VAC CORPORATION | Minor source | No |
| INEOS NOVA LLC BELPRE SITE | Minor source | No |
| INR OHIO, LLC - MASON WELL PAD | Minor source | No |
| INR OHIO, LLC - NEILL WELL PAD | Minor source | No |
| KRATON CORPORATION | Major source | No |
| LWR ENTERPRISES INC | Minor source | No |
| MAR-ZANE PLANT NO 2 | Synthetic minor source | No |
| MARIETTA INDUSTRIAL ENTERPRISES | Major source | No |
| MARIETTA MATERIALS MANAGEMENT AND TRANSPORTATION CENTER | Minor source | No |
| MID-OHIO VALLEY LIME, INC. | Minor source | No |
| MPLX TERMINALS LLC - MARIETTA TERMINAL | Minor source | No |
| OHIO OIL GATHERING CORP II LOWELL STATIO | Minor source | No |
| OHIO VALLEY ALLOY SERVICES | Minor source | No |
| ORION ENGINEERED CARBONS LLC | Major source | Yes |
| OWS ACQ CO - J803 LAYMAN | Minor source | No |
| OWS ACQ CO - WASHINGTON (EXCO/NORTHCOAST ENERGY) | Minor source | No |
| PIONEER CITY CASTING CO | Minor source | No |
| POLAR SERVICE CENTER | Synthetic minor source | Yes |
| PROFUSION INDUSTRIES, LLC | Minor source | No |
| RICHARDSON PRINTING | Emissions classification unknown | No |
| SHARON STONE CO - BELPRE SAND & GRAVEL | Minor source | No |
| SHARON STONE CO.- NEWBERRY SAND & GRAVEL | Synthetic minor source | No |
| SHARON STONE COMPANY - SLAG PLANT | Minor source | No |
| SHELLY COMPANY SMITH CONCRETE BELPRE | Minor source | No |
| SHELLY MATERIALS INC - RENO | Minor source | No |
| SHELLY MATERIALS, INC. - PRICE INLAND TERMINAL 000342 | Minor source | No |
| SHELLY MATERIALS, INC. - WILLOW ISLAND SAND & GRAVEL | Minor source | No |
| SKYE METAL RECOVERY INC | Minor source | No |
| SKYLINE STEEL, LLC | Synthetic minor source | No |
| SOLSIL INC | Emissions classification unknown | No |
| SYENSQO SPECIALTY POLYMERS USA LLC | Major source | No |
| THERMO FISHER SCIENTIFIC (ASHEVILLE) LLC | Minor source | No |
| TOLL COMPACTION | Emissions classification unknown | No |
| VANGUARD PAINTS AND FINISHES, INC. | Synthetic minor source | No |
| VOGUE-SWIFT CLEANERS INC | Minor source | No |
| WASHINGTON POWER GENERATION LLC | Major source | No |
| WATERFORD PLANT | Major source | No |
| WATERFORD TANK & FABRICATION LTD | Synthetic minor source | No |
| WOODCHOPPER PAD 952995 | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.