EPA Air · by county
Air-emissions sources in Union County, South Carolina
- 19Facilities
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Every stationary source in Union County, South Carolina 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 Union County
Each of the 16 operating major, synthetic minor and minor sources in Union County, South Carolina has a record page: every source in Union County, A to Z.
By emissions classification in Union 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 Union 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 9
- 2025 inspections 10
- 2024 inspections 13
- 2023 inspections 9
- 2022 inspections 10
- 2021 inspections 10
- 2020 inspections 11
- 2019 inspections 13
- 2018 inspections 13
- 2017 inspections 9
Stack tests in Union County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
Inspections in Union County, year by year · Stack tests in Union County, year by year
Other counties in South Carolina
Every county in the state with at least three sources on file.
- Lancaster County 18
- Laurens County 53
- Lee County 11
- Lexington County 84
- Marion County 11
- Marlboro County 18
- McCormick County 3
- Newberry County 23
- Oconee County 36
- Orangeburg County 55
- Out of State County 17
- Pickens County 40
- Richland County 105
- Saluda County 10
- Spartanburg County 218
- Sumter County 53
- Undetermined County 12
- Williamsburg County 17
- York County 81
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| BROAD RIVER MATERIALS | Synthetic minor source | Yes |
| CSL PLASMA INC | Not applicable | No |
| JERVIS B WEBB COMPANY | Minor source | No |
| LOCKHART POWER CITY WEST DIESEL GENERATING FACILITY | Synthetic minor source | No |
| MILLIKEN & CO-GILLESPIE PLT | Emissions classification unknown | No |
| MILLIKEN & COMPANY - MIDWAY | Synthetic minor source | No |
| MILLIKEN & COMPANY (CEDAR HILL PLANT) | Major source | No |
| MILLIKEN & COMPANY GILLESPIE PLANT | Minor source | No |
| NEW-INDY JONESVILLE CHIP MILL | Minor source | No |
| P & M FABRICATIONS | Not applicable | No |
| PIEDMONT CONCRETE PRODUCTS INC | Minor source | No |
| PIEDMONT CONCRETE PRODUCTS INC - UNION PLANT | Minor source | No |
| SONOCO PRODUCTS COMPANY INC MOLDED PLASTICS DIVISION | Minor source | No |
| STANDARD TEXTILE CAROLINA INC | Minor source | No |
| STELLA-JONES CORPORATION | Minor source | No |
| TIMKEN COMPANY - TYGER RIVER | Major source | No |
| UNION COUNTY REGIONAL MSW LANDFILL DBA UPSTATE LANDFILL | Major source | No |
| UNION RENEWABLE ENERGY FACILITY | Major source | No |
| WEBB FORGING GENERATING FACILITY | Synthetic minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.