EPA Air · stack tests by state and year
Air-emissions stack tests in South Carolina, 2025
- 210Stack 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 2025; 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, 2025
- Berkeley County 30
- Richland County 20
- Greenville County 14
- York County 14
- Georgetown County 12
- Dorchester County 11
- Florence County 10
- Oconee County 10
- Spartanburg County 9
- Orangeburg County 8
- Anderson County 7
- Beaufort County 7
- Marlboro County 6
- Lancaster County 4
- Greenwood County 4
- Fairfield County 4
- Aiken County 4
- Chester County 4
- Newberry County 3
- Lexington County 3
- Allendale County 3
- Chesterfield County 3
South Carolina, other years
Air-emissions stack tests recorded in South Carolina, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-31 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Fail | State |
| 2025-12-23 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2025-12-18 | ALLENDALE BIOMASS LLC | FAIRFAX, Allendale, SC | Pass | State |
| 2025-12-17 | IKO MAT TECH INC - CHESTER FACILITY | CHESTER, Chester, SC | Pass | State |
| 2025-12-17 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2025-12-16 | DORCHESTER BIOMASS LLC | HARLEYVILLE, Dorchester, SC | Pass | State |
| 2025-12-16 | THERMAL KEM GENERATING FACILITY | ROCK HILL, York, SC | Pass | State |
| 2025-12-15 | MCCALL FARMS INC — high-priority violation on file | EFFINGHAM, Florence, SC | Pass | State |
| 2025-12-11 | OWEN ELECTRIC STEEL COMPANY OF SOUTH CAROLINA | CAYCE, Lexington, SC | Pass | State |
| 2025-12-11 | BMW MANUFACTURING CO LLC | GREER, Greenville, SC | Pass | State |
| 2025-12-10 | CROWN BEVERAGE PACKAGING | CHERAW, Chesterfield, SC | Pass | State |
| 2025-12-10 | NICCA USA INC | FOUNTAIN INN, Laurens, SC | Pass | State |
| 2025-12-09 | RIDGEVILLE WOOD RECYCLING COMPOST FACILITY — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2025-12-09 | BASF METALS LLC | SENECA, Oconee, SC | Pass | State |
| 2025-12-04 | GEORGIA-PACIFIC WOOD PRODUCTS LLC - PROSPERITY PLYWOOD PLANT | PROSPERITY, Newberry, SC | Pass | State |
| 2025-12-03 | WATEREE STATION | EASTOVER, Richland, SC | Pass | State |
| 2025-11-25 | TOWN OF WINNSBORO - ELECTRICAL DIVISION | WINNSBORO, Fairfield, SC | Pass | State |
| 2025-11-20 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Fail | State |
| 2025-11-20 | BMW MANUFACTURING CO LLC | GREER, Greenville, SC | Pass | State |
| 2025-11-18 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2025-11-18 | SEDIVER GENERATING FACILITY | YORK, York, SC | Pass | State |
| 2025-11-13 | ARAUCO NORTH AMERICA INC — high-priority violation on file | BENNETTSVILLE, Marlboro, SC | Pending | State |
| 2025-11-13 | KING ASPHALT INC ANDERSON PLANT | ANDERSON, Anderson, SC | Pass | State |
| 2025-11-12 | FIRST QUALITY PRINT & PACKAGING LLC (FQP&P LLC) | ANDERSON, Anderson, SC | Pass | State |
| 2025-11-11 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2025-11-11 | MICHELIN NORTH AMERICA INC - SPARTANBURG FACILITY (US3) | SPARTANBURG, Spartanburg, SC | Pending | State |
| 2025-11-10 | FAIRFIELD ROAD RECYCLING | COLUMBIA, Richland, SC | Pass | State |
| 2025-11-08 | WATEREE STATION | EASTOVER, Richland, SC | Pass | State |
| 2025-11-05 | BASF METALS LLC | SENECA, Oconee, SC | Pending | State |
| 2025-11-05 | ROGERS GROUP INC - LYMAN ASPHALT PLANT | INMAN, Spartanburg, SC | Pass | State |
| 2025-11-04 | ULMER BROTHERS | BLUFFTON, Beaufort, SC | Pass | State |
| 2025-10-31 | ALLENDALE BIOMASS LLC | FAIRFAX, Allendale, SC | Pass | State |
| 2025-10-31 | DORCHESTER BIOMASS LLC | HARLEYVILLE, Dorchester, SC | Pass | State |
| 2025-10-30 | CHINA JUSHI USA CORPORATION — high-priority violation on file | COLUMBIA, Richland, SC | Pass | State |
| 2025-10-26 | MID-CONTINENT COAL AND COKE COMPANY | HUGER, Berkeley, SC | Pass | State |
| 2025-10-24 | CAROLINA PALLETS & RECYCLING — high-priority violation on file | BELTON, Anderson, SC | Pass | State |
| 2025-10-23 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Fail | State |
| 2025-10-23 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2025-10-23 | NEW-INDY CATAWBA LLC | CATAWBA, York, SC | Pass | State |
| 2025-10-23 | BANKS CONSTRUCTION COMPANY WALTERBORO | WALTERBORO, Colleton, SC | Pass | State |
| 2025-10-22 | CONSTANTIA BLYTHEWOOD LLC — high-priority violation on file | BLYTHEWOOD, Richland, SC | Pass | State |
| 2025-10-22 | NEW-INDY CATAWBA LLC | CATAWBA, York, SC | Pass | State |
| 2025-10-21 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2025-10-15 | CAROLINA MOUNTAIN LAND SOLUTIONS LLC — high-priority violation on file | WEST UNION, Oconee, SC | Pass | State |
| 2025-10-09 | KING ASPHALT INC SIMPSONVILLE | SIMPSONVILLE, Greenville, SC | Pass | State |
| 2025-10-07 | PL DEVELOPMENTS LLC — high-priority violation on file | PIEDMONT, Greenville, SC | Pass | State |
| 2025-10-01 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2025-09-30 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2025-09-30 | SATTERFIELD CONSTRUCTION COMPANY | NEWBERRY, Newberry, SC | Pass | State |
| 2025-09-27 | HM SOUTHEAST CEMENT LLC | HARLEYVILLE, Dorchester, SC | Pass | State |
| 2025-09-25 | A M WILLIAMS STATION | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2025-09-24 | AMERESCO FEDERAL SOLUTIONS | AIKEN, Aiken, SC | Pass | State |
| 2025-09-24 | NUCOR CORPORATION - DARLINGTON PLANT | DARLINGTON, Darlington, SC | Pass | State |
| 2025-09-24 | PARR COMBUSTION TURBINE FACILITY | JENKINSVILLE, Fairfield, SC | Pass | State |
| 2025-09-24 | FAIRFIELD ROAD RECYCLING | COLUMBIA, Richland, SC | Pass | State |
| 2025-09-23 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2025-09-23 | PARR COMBUSTION TURBINE FACILITY | JENKINSVILLE, Fairfield, SC | Pass | State |
| 2025-09-18 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Fail | State |
| 2025-09-18 | NAN YA PLASTICS CORPORATION AMERICA | LAKE CITY, Williamsburg, SC | Pass | State |
| 2025-09-18 | BOGGS MATERIALS INC ELGIN PLANT | ELGIN, Kershaw, SC | Pass | State |
| 2025-09-17 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Fail | State |
| 2025-09-16 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2025-09-16 | JW ALUMINUM COMPANY | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2025-09-12 | HONEYWELL SAFETY PRODUCTS — high-priority violation on file | CLOVER, York, SC | Fail | State |
| 2025-09-11 | PL DEVELOPMENTS LLC — high-priority violation on file | PIEDMONT, Greenville, SC | Pass | State |
| 2025-09-09 | PL DEVELOPMENTS LLC — high-priority violation on file | PIEDMONT, Greenville, SC | Pass | State |
| 2025-09-08 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2025-09-04 | C R JACKSON INC JEFFERSON PLANT #501 | JEFFERSON, Chesterfield, SC | Pass | State |
| 2025-08-28 | URQUHART STATION | BEECH ISLAND, Aiken, SC | Pass | State |
| 2025-08-28 | NORTHEAST LANDFILL LLC | EASTOVER, Richland, SC | Pass | State |
| 2025-08-28 | MACTAC INC | MOORE, Spartanburg, SC | Pass | State |
| 2025-08-27 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2025-08-27 | ARAUCO NORTH AMERICA INC — high-priority violation on file | BENNETTSVILLE, Marlboro, SC | Fail | State |
| 2025-08-26 | KING ASPHALT INC - ROCK HILL | ROCK HILL, York, SC | Pass | State |
| 2025-08-26 | BOGGS PAVING INC LYNCHES RIVER PLANT | JEFFERSON, Chesterfield, SC | Pass | State |
| 2025-08-20 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2025-08-20 | BOISE CASCADE WOOD PRODUCTS, LLC — high-priority violation on file | CHESTER, Chester, SC | Pass | State |
| 2025-08-20 | BLYTHE WEST COLUMBIA PLANT - BLYTHE CONSTRUCTION INC | WEST COLUMBIA, Lexington, SC | Pass | State |
| 2025-08-18 | TRANSCONTINENTAL GAS PIPELINE COMPANY, LLC | MOORE, Spartanburg, SC | Pass | State |
| 2025-08-14 | NUCOR STEEL - BERKELEY | HUGER, Berkeley, SC | Pass | State |
| 2025-08-14 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2025-08-14 | NEW-INDY CATAWBA LLC | CATAWBA, York, SC | Pass | State |
| 2025-08-14 | COASTAL ASPHALT LLC | GEORGETOWN, Georgetown, SC | Pass | State |
| 2025-08-13 | ELEMENT MATERIALS TECHNOLOGY — high-priority violation on file | PIEDMONT, Anderson, SC | Pass | State |
| 2025-08-12 | QUIKRETE CONSTRUCTION MATERIALS, LLC — high-priority violation on file | HARLEYVILLE, Dorchester, SC | Pass | State |
| 2025-08-12 | U.S. ENERGY SPARTANBURG II TERMINAL | SPARTANBURG, Spartanburg, SC | Pass | State |
| 2025-08-05 | NUCOR CORPORATION - DARLINGTON PLANT | DARLINGTON, Darlington, SC | Pass | State |
| 2025-08-01 | HM SEFA GROUP, LLC - SEFA WINYAH STAR FACILITY | GEORGETOWN, Georgetown, SC | Pass | State |
| 2025-07-31 | PALMETTO CORPORATION FLORENCE PLANT — high-priority violation on file | FLORENCE, Florence, SC | Pass | State |
| 2025-07-29 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2025-07-29 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2025-07-29 | PALMETTO CORP - RIDGEWAY PLANT | RIDGEWAY, Fairfield, SC | Pass | State |
| 2025-07-18 | KOPPERS INC | FLORENCE, Florence, SC | Pass | State |
| 2025-07-18 | AMRIZE CEMENT INC. - HOLLY HILL PLANT | HOLLY HILL, Orangeburg, SC | Pass | State |
| 2025-07-18 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2025-07-17 | EFFINGHAM PELLETS LLC — high-priority violation on file | EFFINGHAM, Florence, SC | Pass | State |
| 2025-07-15 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2025-07-11 | A M WILLIAMS STATION | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2025-07-11 | SECONDARY ALUMINUM TARGET LLC — high-priority violation on file | MONCKS CORNER, Berkeley, SC | Pass | State |
| 2025-07-08 | QUIKRETE CONSTRUCTION MATERIALS, LLC — high-priority violation on file | HARLEYVILLE, Dorchester, SC | Fail | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.