EPA Air · stack tests by state and year
Air-emissions stack tests in North Carolina, 2025
- 275Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in North Carolina during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in North Carolina, 2025
- Guilford County 14
- Catawba County 10
- Forsyth County 10
- Bladen County 10
- Beaufort County 9
- Pitt County 9
- Nash County 9
- Randolph County 8
- Wilson County 8
- Richmond County 8
- Johnston County 8
- Iredell County 7
- Durham County 7
- Sampson County 6
- Cleveland County 6
- Wake County 6
- Stanly County 5
- Chatham County 5
- Mecklenburg County 5
- Buncombe County 5
- Montgomery County 5
- Gaston County 5
- Cabarrus County 5
- Columbus County 5
- Craven County 5
- Rowan County 4
- Lincoln County 4
- Davidson County 4
- New Hanover County 4
- Anson County 4
- Union County 4
- Robeson County 4
- Surry County 4
- Scotland County 3
- Martin County 3
- Brunswick County 3
- Rockingham County 3
- Mitchell County 3
- Rutherford County 3
- Edgecombe County 3
- Hertford County 3
North Carolina, other years
Air-emissions stack tests recorded in North Carolina, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-08-20 | CITY OF GREENSBORO - T.Z. OSBORNE WATER RECLAMATION FACILITY — high-priority violation on file | MCLEANSVILLE, Guilford, NC | Pending | State |
| 2025-08-20 | WESTROCK KRAFT PAPER, LLC | ROANOKE RAPIDS, Halifax, NC | Pass | State |
| 2025-08-19 | CHEMOURS COMPANY - FAYETTEVILLE WORKS | FAYETTEVILLE, Bladen, NC | Pass | State |
| 2025-08-19 | GASTON COUNTY LANDFILL - HARDIN SITE | DALLAS, Gaston, NC | Pending | State |
| 2025-08-19 | CITY OF HIGH POINT - EASTSIDE WASTEWATER TREATMENT PLANT | JAMESTOWN, Guilford, NC | Pending | State |
| 2025-08-19 | GREDE II - BISCOE, LLC — high-priority violation on file | BISCOE, Montgomery, NC | Pass | State |
| 2025-08-14 | STATESVILLE BRICK COMPANY | STATESVILLE, Iredell, NC | Pass | State |
| 2025-08-14 | ONSLOW POWER PRODUCERS, LLC | JACKSONVILLE, Onslow, NC | Pass | State |
| 2025-08-14 | CAROLINA POULTRY POWER RG1, LLC | FARMVILLE, Pitt, NC | Pass | State |
| 2025-08-14 | CAROLINA POULTRY POWER RG2, LLC | WILSON, Wilson, NC | Pass | State |
| 2025-08-13 | WILBARA, LLC | WILMINGTON, New Hanover, NC | Pass | State |
| 2025-08-12 | DUKE ENERGY CAROLINAS, LLC - BUCK COMBINED CYCLE FACILITY | SALISBURY, Rowan, NC | Pass | State |
| 2025-08-11 | CAROLINA POULTRY POWER RG1, LLC | FARMVILLE, Pitt, NC | Pass | State |
| 2025-08-07 | SILGAN CONTAINERS — high-priority violation on file | MAXTON, Robeson, NC | Pass | State |
| 2025-08-06 | PCS PHOSPHATE COMPANY, INC. - AURORA | AURORA, Beaufort, NC | Pass | State |
| 2025-08-06 | ELECTRIC GLASS FIBER AMERICA, LLC | SHELBY, Cleveland, NC | Pass | State |
| 2025-08-05 | LIBERTY WASTE SOLUTIONS — high-priority violation on file | RALEIGH, Wake, NC | Fail | State |
| 2025-07-31 | SEVERN PEANUT CO INC | SEVERN, Northampton, NC | Pass | State |
| 2025-07-31 | DUKE ENERGY PROGRESS, LLC - RICHMOND COUNTY TURBINES | HAMLET, Richmond, NC | Pass | State |
| 2025-07-30 | PCS PHOSPHATE COMPANY, INC. - AURORA | AURORA, Beaufort, NC | Pass | State |
| 2025-07-24 | CRAVEN COUNTY WOOD ENERGY, L.P. | NEW BERN, Craven, NC | Pending | State |
| 2025-07-24 | INTERNATIONAL TIE DISPOSAL, LLC - PROJECT TIE — high-priority violation on file | HAMLET, Richmond, NC | Pending | State |
| 2025-07-23 | STARPET INC. — high-priority violation on file | ASHEBORO, Randolph, NC | Pass | State |
| 2025-07-22 | MARTIN MARIETTA MATERIALS, INC. - KINGS MOUNTAIN QUARRY | KINGS MOUNTAIN, Cleveland, NC | Pass | State |
| 2025-07-17 | PIEDMONT NATURAL GAS - CONCORD COMPRESSOR STATION | CONCORD, Cabarrus, NC | Pass | State |
| 2025-07-17 | SHURTAPE TECHNOLOGIES - HICKORY/HIGHLAND PLANT | HICKORY, Catawba, NC | Pending | State |
| 2025-07-16 | CITY OF GREENSBORO - T.Z. OSBORNE WATER RECLAMATION FACILITY — high-priority violation on file | MCLEANSVILLE, Guilford, NC | Fail | State |
| 2025-07-16 | GREDE II - BISCOE, LLC — high-priority violation on file | BISCOE, Montgomery, NC | Pending | State |
| 2025-07-16 | CARPENTER COMPANY | MOUNT AIRY, Surry, NC | Pass | State |
| 2025-07-15 | BLYTHE CONSTRUCTION, INC. - ARROWOOD PLANT | CHARLOTTE, Mecklenburg, NC | Pass | Local |
| 2025-07-11 | MERCK SHARP & DOHME LLC | DURHAM, Durham, NC | Pass | State |
| 2025-07-09 | USCG BASE SUPPORT UNIT ELIZABETH CITY | ELIZABETH CITY, Pasquotank, NC | Pass | State |
| 2025-07-09 | BOGGS MATERIALS, INC. - CONCORD HWY PLANT | MONROE, Union, NC | Pass | State |
| 2025-07-08 | APAC-ATLANTIC, INC. - PLANT 04139 TRYON | TRYON, Polk, NC | Pass | State |
| 2025-07-07 | KNOA PHARMACEUTICALS LLC | WILSON, Wilson, NC | Pass | State |
| 2025-07-03 | ARAUCO NORTH AMERICA, INC. | MONCURE, Chatham, NC | Pass | State |
| 2025-07-03 | PILKINGTON NORTH AMERICA, INC. — high-priority violation on file | LAURINBURG, Scotland, NC | Pass | State |
| 2025-07-01 | W.E. PARTNERS I, LLC - COFIELD | COFIELD, Hertford, NC | Pending | State |
| 2025-06-26 | TOYOTA BATTERY MFG. INC. DBA TOYOTA BATTERY MANUFACTURING NC | LIBERTY, Randolph, NC | Pass | State |
| 2025-06-19 | BARNHILL CONTRACTING - ROSEBORO PLANT | ROSEBORO, Sampson, NC | Pass | State |
| 2025-06-18 | GUILFORD COUNTY TERMINAL COMPANY, LLC | GREENSBORO, Guilford, NC | Pass | State |
| 2025-06-17 | BURLINGTON INDUSTRIES LLC - RICHMOND PLANT | CORDOVA, Richmond, NC | Pass | State |
| 2025-06-13 | K D PHILLIPPIE LLC | BURLINGTON, Alamance, NC | Pass | State |
| 2025-06-13 | CHEMOURS COMPANY - FAYETTEVILLE WORKS | FAYETTEVILLE, Bladen, NC | Pass | State |
| 2025-06-12 | BARNHILL CONTRACTING COMPANY - GREENVILLE PLANT | GREENVILLE, Pitt, NC | Fail | State |
| 2025-06-11 | CHEMOURS COMPANY - FAYETTEVILLE WORKS | FAYETTEVILLE, Bladen, NC | Pass | State |
| 2025-06-11 | SCS SANFORD - PLANT 13 | SANFORD, Lee, NC | Pass | State |
| 2025-06-06 | DUKE ENERGY CORPORATION LCTS | STANLEY, Lincoln, NC | Pass | State |
| 2025-06-04 | ANSON GAS PRODUCERS, LLC | POLKTON, Anson, NC | Pass | State |
| 2025-05-30 | SIBELCO NORTH AMERICA - RED HILL FACILITY | BAKERSVILLE, Mitchell, NC | Pass | State |
| 2025-05-29 | KINGS MOUNTAIN ENERGY CENTER | KINGS MOUNTAIN, Cleveland, NC | Pending | State |
| 2025-05-29 | GLOBAL CELLULOSE FIBERS - RIEGELWOOD MILL | RIEGELWOOD, Columbus, NC | Pending | State |
| 2025-05-29 | CITY OF HIGH POINT - EASTSIDE WASTEWATER TREATMENT PLANT | JAMESTOWN, Guilford, NC | Pending | State |
| 2025-05-29 | SIBELCO NORTH AMERICA - CRYSTAL FACILITY | SPRUCE PINE, Mitchell, NC | Pass | State |
| 2025-05-28 | NORTH WAKE COUNTY LANDFILL | RALEIGH, Wake, NC | Pass | State |
| 2025-05-22 | DUKE ENERGY CAROLINAS, LLC - CLIFFSIDE STEAM STATION | MOORESBORO, Rutherford, NC | Pass | State |
| 2025-05-21 | CARDINAL FG COMPANY | MOORESVILLE, Iredell, NC | Pass | State |
| 2025-05-20 | EPPERSON TREE SERVICE TREE CARE LLC - ACI | HENDERSONVILLE, Henderson, NC | Pass | State |
| 2025-05-19 | NC MUNICIPAL POWER AGENCY NO. 1 - MAIDEN COMMUNITY CTR UNIT | MAIDEN, Catawba, NC | Pending | State |
| 2025-05-19 | FIRSTHEALTH OF THE CAROLINAS - MOORE REGIONAL HOSPITAL | PINEHURST, Moore, NC | Pass | State |
| 2025-05-16 | BULLFROG BELLA DEBRIS SITE, LLC | LAKE WACCAMAW, Columbus, NC | Pass | State |
| 2025-05-16 | KURZ TRANSFER PRODUCTS, LP | LEXINGTON, Davidson, NC | Pending | State |
| 2025-05-16 | NC MUNICIPAL POWER AGENCY NO. 1 -LINCOLNTON HIGH SCHOOL UNIT | LINCOLNTON, Lincoln, NC | Pending | State |
| 2025-05-15 | VPC FOAM USA INC. | ASHEBORO, Randolph, NC | Pass | State |
| 2025-05-14 | TERRA-MULCH PRODUCTS, LLC — high-priority violation on file | CONOVER, Catawba, NC | Pass | State |
| 2025-05-14 | CITY OF GREENSBORO - T.Z. OSBORNE WATER RECLAMATION FACILITY — high-priority violation on file | MCLEANSVILLE, Guilford, NC | Pass | State |
| 2025-05-14 | DOMTAR PAPER COMPANY, LLC | PLYMOUTH, Martin, NC | Pass | State |
| 2025-05-13 | BWI YANCEY STONE LLC | BURNSVILLE, Yancey, NC | Pending | State |
| 2025-05-13 | TERRA-MULCH PRODUCTS, LLC — high-priority violation on file | CONOVER, Catawba, NC | Fail | State |
| 2025-05-13 | DOMTAR PAPER COMPANY, LLC | PLYMOUTH, Martin, NC | Pass | State |
| 2025-05-13 | DUKE ENERGY PROGRESS, LLC - RICHMOND COUNTY TURBINES | HAMLET, Richmond, NC | Pending | State |
| 2025-05-09 | NC MUNICIPAL POWER AGENCY NO. 1 - GASTONIA FREIGHTLINER | GASTONIA, Gaston, NC | Pass | State |
| 2025-05-08 | CAROLINA POULTRY POWER RG3, LLC | LAGRANGE (LENOIR,NC), Lenoir, NC | Pass | State |
| 2025-05-08 | CHARLOTTE PIPE AND FOUNDRY COMPANY | OAKBORO, Stanly, NC | Pass | State |
| 2025-05-05 | TRANSCONTINENTAL GAS PIPE LINE COMPANY, LLC - STATION 160 | REIDSVILLE, Rockingham, NC | Pass | State |
| 2025-05-01 | ASTEMO INDIANA, INC | TARBORO, Edgecombe, NC | Pass | State |
| 2025-05-01 | PSNC DBA ENBRIDGE GAS - ROXBORO COMPRESSOR STATION | ROXBORO, Person, NC | Pending | State |
| 2025-05-01 | NORTH CAROLINA STATE UNIVERSITY | RALEIGH, Wake, NC | Pass | State |
| 2025-05-01 | PIEDMONT LANDFILL & RECYCLING CENTER | KERNERSVILLE, Forsyth, NC | Pass | Local |
| 2025-05-01 | PIEDMONT LANDFILL & RECYCLING CENTER | KERNERSVILLE, Forsyth, NC | Pass | Local |
| 2025-04-30 | SMITHFIELD FRESH MEATS CORP. - TAR HEEL — high-priority violation on file | TAR HEEL, Bladen, NC | Pass | State |
| 2025-04-30 | EGGER - LEXINGTON PARTICLEBOARD PLANT — high-priority violation on file | LINWOOD, Davidson, NC | Pass | State |
| 2025-04-30 | NUCOR STEEL - HERTFORD | COFIELD, Hertford, NC | Pass | State |
| 2025-04-29 | BRIGHTSPEED | ROCKY MOUNT, Edgecombe, NC | Pass | State |
| 2025-04-29 | CITY OF ROCKY MOUNT - KABA ILCO | ROCKY MOUNT, Nash, NC | Pass | State |
| 2025-04-29 | S. T. WOOTEN CORPORATION | WILMINGTON, New Hanover, NC | Pending | State |
| 2025-04-29 | PSNC DBA ENBRIDGE GAS NC - RUFFIN I | PELHAM, Rockingham, NC | Pass | State |
| 2025-04-29 | CAROLINAS MEDICAL CENTER | CHARLOTTE, Mecklenburg, NC | Pass | Local |
| 2025-04-25 | LS TRACTOR | BATTLEBORO, Nash, NC | Pass | State |
| 2025-04-24 | LIGHTNING RENEWABLES - EAST CAROLINA RNG | AULANDER, Bertie, NC | Pending | State |
| 2025-04-24 | CITY OF ROCKY MOUNT PUBLIC UTILITIES, ELECTRIC SUBSTATION 9 | ROCKY MOUNT, Nash, NC | Pass | State |
| 2025-04-24 | CITY OF ROCKY MOUNT PUBLIC UTILITIES, ELECTRIC SUBSTATION 9 | ROCKY MOUNT, Nash, NC | Pass | State |
| 2025-04-24 | CAROLINA POULTRY POWER RG1, LLC | FARMVILLE, Pitt, NC | Pass | State |
| 2025-04-24 | PATHEON MANUFACTURING SERVICES LLC, PART OF THERMO FISHER SC | GREENVILLE, Pitt, NC | Pending | State |
| 2025-04-23 | PCS PHOSPHATE COMPANY, INC. - AURORA | AURORA, Beaufort, NC | Pending | State |
| 2025-04-23 | PCS PHOSPHATE COMPANY, INC. - AURORA | AURORA, Beaufort, NC | Pending | State |
| 2025-04-22 | FIRST BROAD RIVER WASTEWATER TREATMENT PLANT | SHELBY, Cleveland, NC | Pass | State |
| 2025-04-22 | CITY OF ROCKY MOUNT AT DRAKA ELEVATOR PRODUCT | ROCKY MOUNT, Nash, NC | Pass | State |
| 2025-04-22 | INGREDION, INC. — high-priority violation on file | WINSTON-SALEM, Forsyth, NC | Pass | Local |
| 2025-04-22 | INGREDION, INC. — high-priority violation on file | WINSTON-SALEM, Forsyth, NC | Fail | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.