EPA Air · stack tests by state, industry and year
Mining and quarrying (NAICS 2123): stack tests in North Carolina, 2026
- 17Stack 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 North Carolina source whose primary industry code is NAICS 2123. A facility filing more than one industry code is counted under the first one on its record.
Mining and quarrying (NAICS 2123) in North Carolina, other years
Other industries in North Carolina, 2026
- Electrical equipment and appliance manufacturing (NAICS 3359) 29
- Utilities (NAICS 2211) 27
- Waste management and remediation (NAICS 5622) 15
- Petroleum and coal products manufacturing (NAICS 3241) 11
- Chemical manufacturing (NAICS 3251) 9
- Chemical manufacturing (NAICS 3253) 8
- Nonmetallic mineral product manufacturing (NAICS 3272) 7
- Wood product manufacturing (NAICS 3219) 6
- Paper manufacturing (NAICS 3221) 6
- Wood product manufacturing (NAICS 3212) 6
- Utilities (NAICS 2213) 5
- Hospitals (NAICS 6221) 4
- Primary metal manufacturing (NAICS 3311) 4
- Primary metal manufacturing (NAICS 3315) 4
- Food manufacturing (NAICS 3111) 3
Air-emissions stack tests recorded in North Carolina, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-08-27 | SOUTHERN PRODUCTS & SILICA COMPANY — high-priority violation on file | HOFFMAN, Richmond, NC | Pending | State |
| 2026-07-23 | LUCK STONE CORPORATION - MOUNT AIRY PLANT | MOUNT AIRY, Surry, NC | Pending | State |
| 2026-06-29 | MARTIN MARIETTA MATERIALS, INC. - HICKORY QUARRY | HICKORY, Catawba, NC | Pass | State |
| 2026-06-25 | LUCK STONE CORPORATION - MOUNT AIRY PLANT | MOUNT AIRY, Surry, NC | Pending | State |
| 2026-06-01 | MARTIN MARIETTA MATERIALS, INC. - ASHEBORO QUARRY | ASHEBORO, Randolph, NC | Pass | State |
| 2026-05-14 | B. V. HEDRICK GRAVEL AND SAND COMPANY - AQUADALE QUARRY | NORWOOD, Stanly, NC | Pass | State |
| 2026-05-13 | SIBELCO NORTH AMERICA - CRYSTAL FACILITY | SPRUCE PINE, Mitchell, NC | Pending | State |
| 2026-05-12 | SIBELCO NORTH AMERICA - RED HILL FACILITY | BAKERSVILLE, Mitchell, NC | Pending | State |
| 2026-05-01 | ALAMANCE AGGREGATES, LLC | SNOW CAMP, Alamance, NC | Pending | State |
| 2026-04-14 | MARTIN MARIETTA MATERIALS, INC. - EAST ALAMANCE QUARRY | BURLINGTON, Alamance, NC | Pass | State |
| 2026-04-10 | AMES CONSTRUCTION, I-40 HELENE RECOVERY CMGC | CLYDE, Haywood, NC | Pending | State |
| 2026-04-08 | WAKE STONE CORP - MONCURE QUARRY | MONCURE, Lee, NC | Pass | State |
| 2026-03-30 | MARTIN MARIETTA MATERIALS, INC. - ASHEBORO QUARRY | ASHEBORO, Randolph, NC | Pass | State |
| 2026-03-11 | HEIDELBERG MATERIALS SOUTHEAST AGG LLC - NEVERSON QUARRY | SIMS, Wilson, NC | Pass | State |
| 2026-03-10 | MARTIN MARIETTA MATERIALS, INC. - STATESVILLE QUARRY | STATESVILLE, Iredell, NC | Pass | State |
| 2026-03-09 | BWI ETN LLC - NORTH WILKESBORO QUARRY | NORTH WILKESBORO, Wilkes, NC | Pass | State |
| 2026-01-29 | B.V. HEDRICK GRAVEL AND SAND COMPANY | LILESVILLE, Anson, NC | Pending | 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.