EPA Air · stack tests by state, industry and year
Chemical manufacturing (NAICS 3251): stack tests in South Carolina, 2025
- 5Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2025 at a South Carolina source whose primary industry code is NAICS 3251. A facility filing more than one industry code is counted under the first one on its record.
Chemical manufacturing (NAICS 3251) in South Carolina, other years
Other industries in South Carolina, 2025
- Utilities (NAICS 2211) 53
- Paper manufacturing (NAICS 3221) 22
- Petroleum and coal products manufacturing (NAICS 3241) 21
- Primary metal manufacturing (NAICS 3313) 13
- Electrical equipment and appliance manufacturing (NAICS 3359) 7
- Wood product manufacturing (NAICS 3212) 7
- Wood product manufacturing (NAICS 3219) 7
- Utilities (NAICS 2213) 6
- Nonmetallic mineral product manufacturing (NAICS 3273) 6
- Waste management and remediation (NAICS 5622) 6
- Nonmetallic mineral product manufacturing (NAICS 3272) 6
- Chemical manufacturing (NAICS 3254) 5
- Primary metal manufacturing (NAICS 3311) 4
- Pipeline transportation (NAICS 4862) 3
- Wood product manufacturing (NAICS 3211) 3
- Mining and quarrying (NAICS 2123) 3
- Plastics and rubber products manufacturing (NAICS 3261) 3
Air-emissions stack tests recorded in South Carolina, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-06-04 | STARCHEM LLC WELLFORD PLANT | WELLFORD, Spartanburg, SC | Pass | State |
| 2025-05-28 | ALPEK POLYESTER USA, LLC | GASTON, Calhoun, SC | Pass | State |
| 2025-03-07 | SYNTHOMER USA LLC | ROEBUCK, Spartanburg, SC | Pass | State |
| 2025-02-12 | INEOS US CHEMICALS COMPANY - COOPER RIVER PLANT — high-priority violation on file | WANDO, Berkeley, SC | Pass | State |
| 2025-02-12 | LANXESS CORPORATION - CHARLESTON FACILITY — high-priority violation on file | CHARLESTON, Charleston, SC | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.