EPA Air · stack tests by state, industry and year
Primary metal manufacturing (NAICS 3311): stack tests in South Carolina, 2026
- 3Stack 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 2026 at a South Carolina source whose primary industry code is NAICS 3311. A facility filing more than one industry code is counted under the first one on its record.
Primary metal manufacturing (NAICS 3311) in South Carolina, other years
Other industries in South Carolina, 2026
- Utilities (NAICS 2211) 34
- Petroleum and coal products manufacturing (NAICS 3241) 25
- Paper manufacturing (NAICS 3221) 16
- Electrical equipment and appliance manufacturing (NAICS 3359) 9
- Pipeline transportation (NAICS 4862) 6
- Nonmetallic mineral product manufacturing (NAICS 3273) 6
- Wood product manufacturing (NAICS 3212) 5
- Heavy and civil engineering construction (NAICS 2373) 5
- Merchant wholesalers, nondurable goods (NAICS 4247) 4
- Wood product manufacturing (NAICS 3219) 4
- Primary metal manufacturing (NAICS 3313) 4
- Waste management and remediation (NAICS 5622) 4
- Mining and quarrying (NAICS 2123) 4
- Nonmetallic mineral product manufacturing (NAICS 3272) 4
- Chemical manufacturing (NAICS 3251) 3
- Warehousing and storage (NAICS 4931) 3
Air-emissions stack tests recorded in South Carolina, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-10-06 | NUCOR STEEL - BERKELEY | HUGER, Berkeley, SC | Pending | State |
| 2026-09-02 | NUCOR CORPORATION - DARLINGTON PLANT | DARLINGTON, Darlington, SC | Pending | State |
| 2026-01-14 | NUCOR STEEL - BERKELEY | HUGER, Berkeley, 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.