EPA Air · stack tests by state and year
Air-emissions stack tests in South Carolina, 2026
- 135Stack 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 South Carolina during 2026; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in South Carolina, 2026
- Richland County 16
- Berkeley County 14
- Spartanburg County 10
- Dorchester County 8
- Marlboro County 7
- Georgetown County 6
- Orangeburg County 6
- Chester County 5
- Oconee County 5
- Aiken County 5
- Anderson County 4
- Greenville County 4
- Horry County 4
- Beaufort County 4
- Sumter County 3
- York County 3
- Lexington County 3
- Pickens County 3
- Cherokee County 3
- Laurens County 3
South Carolina, other years
Air-emissions stack tests recorded in South Carolina, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-03-06 | WATEREE STATION | EASTOVER, Richland, SC | Pass | State |
| 2026-03-04 | SYLVAMO NORTH AMERICA LLC - EASTOVER MILL | EASTOVER, Richland, SC | Pass | State |
| 2026-03-04 | PILGRIMS PRIDE CORPORATION | SUMTER, Sumter, SC | Pass | State |
| 2026-03-03 | HAIG POINT CLUB — high-priority violation on file | DAUFUSKIE ISLAND, Beaufort, SC | Pass | State |
| 2026-03-03 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2026-02-25 | JONES HAMILTON CO RICHBURG FACILITY | RICHBURG, Chester, SC | Pass | State |
| 2026-02-25 | EASLEY COMBINED UTILITIES | EASLEY, Pickens, SC | Incomplete | State |
| 2026-02-25 | KEMIRA WATER SOLUTIONS INC | EASTOVER, Richland, SC | Pass | State |
| 2026-02-24 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2026-02-23 | TRI COUNTY PALLET COMPANY INC | BARNWELL, Barnwell, SC | Pass | State |
| 2026-02-20 | HONEA PATH GENERATING FACILITY | HONEA PATH, Abbeville, SC | Pass | State |
| 2026-02-19 | KINDER MORGAN SE TERMINALS LLC - NORTH AUGUSTA 2 TERMINAL | NORTH AUGUSTA, Aiken, SC | Pass | State |
| 2026-02-19 | GREER COMMISSION OF PUBLIC WORKS - WATER TREATMENT PLANT | GREER, Greenville, SC | Pass | State |
| 2026-02-19 | VALENITE GENERATING FACILITY | WESTMINSTER, Oconee, SC | Pass | State |
| 2026-02-13 | GEORGIA-PACIFIC WOOD PRODUCTS LLC - CLARENDON OSB | ALCOLU, Clarendon, SC | Pass | State |
| 2026-02-12 | MPLX TERMINALS LLC - BELTON TERMINAL | BELTON, Anderson, SC | Pass | State |
| 2026-02-10 | HONEYWELL SAFETY PRODUCTS — high-priority violation on file | CLOVER, York, SC | Pending | State |
| 2026-02-05 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2026-02-03 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Fail | State |
| 2026-02-03 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2026-01-23 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2026-01-20 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2026-01-15 | MICHELIN NORTH AMERICA INC SANDY SPRINGS FACILITY (US2) | SANDY SPRINGS, Anderson, SC | Pending | State |
| 2026-01-14 | CAROLINA GAS TRANSMISSION LLC - SOUTHERN COMPRESSOR STATION | WARRENVILLE, Aiken, SC | Pending | State |
| 2026-01-14 | ELEMENT MATERIALS TECHNOLOGY — high-priority violation on file | PIEDMONT, Anderson, SC | Fail | State |
| 2026-01-14 | NUCOR STEEL - BERKELEY | HUGER, Berkeley, SC | Pass | State |
| 2026-01-14 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2026-01-14 | GEORGETOWN COUNTY SOLID WASTE FACILITY | GEORGETOWN, Georgetown, SC | Pass | State |
| 2026-01-13 | MARINE CORPS RECRUIT DEPOT (MCRD) PARRIS ISLAND | PARRIS ISLAND, Beaufort, SC | Pending | State |
| 2026-01-13 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2026-01-12 | CAROLINA GAS TRANSMISSION LLC - EDGEMOOR COMPRESSOR STATION | EDGEMOOR, Chester, SC | Pass | State |
| 2026-01-08 | QUIKRETE CONSTRUCTION MATERIALS, LLC — high-priority violation on file | HARLEYVILLE, Dorchester, SC | Pass | State |
| 2026-01-08 | CAROLINA GAS TRANSMISSION LLC - BETHUNE COMPRESSOR STATION | BETHUNE, Kershaw, SC | Pass | State |
| 2026-01-07 | TRANSCONTINENTAL GAS PIPELINE COMPANY, LLC | MOORE, Spartanburg, SC | Pass | State |
| 2026-01-06 | CAROLINA GAS TRANSMISSION LLC - MOORE COMPRESSOR STATION | MOORE, Spartanburg, SC | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.