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 |
|---|---|---|---|---|
| 2026-08-29 | WATEREE STATION | EASTOVER, Richland, SC | Pass | State |
| 2026-08-25 | C R JACKSON INC - VARNVILLE ASPHALT PLANT — high-priority violation on file | VARNVILLE, Hampton, SC | Pass | State |
| 2026-08-24 | C R JACKSON INC - BATESBURG ASPHALT PLANT | BATESBURG - LEESVILLE, Lexington, SC | Pending | State |
| 2026-08-19 | WATEREE STATION | EASTOVER, Richland, SC | Pass | State |
| 2026-08-19 | REEVES CONSTRUCTION COMPANY - BLACKSBURG ASPHALT PLANT | BLACKSBURG, Cherokee, SC | Pass | State |
| 2026-08-18 | PANAGAKOS ASPHALT PAVING GREENVILLE | GREENVILLE, Greenville, SC | Pass | State |
| 2026-08-13 | C R JACKSON INC - SUMTER ASPHALT PLANT | SUMTER, Sumter, SC | Pass | State |
| 2026-08-05 | SYLVAMO NORTH AMERICA LLC - EASTOVER MILL | EASTOVER, Richland, SC | Pending | State |
| 2026-07-30 | CAROLINA MOUNTAIN LAND SOLUTIONS LLC — high-priority violation on file | WEST UNION, Oconee, SC | Pending | State |
| 2026-07-29 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2026-07-29 | C R JACKSON INC COLUMBIA PLANT #410 — high-priority violation on file | COLUMBIA, Richland, SC | Fail | State |
| 2026-07-28 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2026-07-28 | PANAGAKOS ASPHALT PAVING GRAY COURT | GRAY COURT, Laurens, SC | Pass | State |
| 2026-07-24 | OPMOBILITY EXTERIOR USA, LLC | GREER, Greenville, SC | Pass | State |
| 2026-07-23 | BUCKEYE TERMINALS LLC - SPARTANBURG TERMINAL | SPARTANBURG, Spartanburg, SC | Pass | State |
| 2026-07-22 | 48FORTY SOLUTIONS - GRAY COURT FACILITY — high-priority violation on file | GRAY COURT, Laurens, SC | Pass | State |
| 2026-07-21 | KING ASPHALT INC - WALHALLA ASPHALT PLANT | WALHALLA, Oconee, SC | Pass | State |
| 2026-07-20 | REEVES CONSTRUCTION COMPANY - BLACKSBURG ASPHALT PLANT | BLACKSBURG, Cherokee, SC | Pass | State |
| 2026-07-16 | A M WILLIAMS STATION | GOOSE CREEK, Berkeley, SC | Pending | State |
| 2026-07-16 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2026-07-16 | REEVES CONSTRUCTION COMPANY - DUNCAN ASPHALT PLANT | DUNCAN, Spartanburg, SC | Pass | State |
| 2026-07-14 | KING ASPHALT INC - MULLINS — high-priority violation on file | MULLINS, Marion, SC | Pass | State |
| 2026-07-10 | COPE STATION | COPE, Orangeburg, SC | Pending | State |
| 2026-07-09 | KINDER MORGAN SOUTHEAST TERMINALS LLC SPARTANBURG TERMINAL | SPARTANBURG, Spartanburg, SC | Pending | State |
| 2026-07-09 | REEVES CONSTRUCTION COMPANY - PACOLET ASPHALT PLANT | PACOLET, Spartanburg, SC | Pass | State |
| 2026-07-08 | EFFINGHAM PELLETS LLC — high-priority violation on file | EFFINGHAM, Florence, SC | Pending | State |
| 2026-07-07 | SHAW INDUSTRIES GROUP INC PLANT 8S | COLUMBIA, Lexington, SC | Pending | State |
| 2026-07-07 | SATTERFIELD CONSTRUCTION CO INC STONEY POINT PLANT | GREENWOOD, Greenwood, SC | Pass | State |
| 2026-07-01 | BUCKEYE TERMINALS LLC - BELTON TERMINAL | BELTON, Anderson, SC | Pending | State |
| 2026-06-30 | BUCKEYE TERMINALS LLC - NORTH AUGUSTA TERMINAL | N AUGUSTA, Edgefield, SC | Pass | State |
| 2026-06-30 | CANFOR SOUTHERN PINE - CONWAY MILL | CONWAY, Horry, SC | Pending | State |
| 2026-06-30 | EASLEY COMBINED UTILITIES | EASLEY, Pickens, SC | Pending | State |
| 2026-06-30 | TRANSCONTINENTAL GAS PIPELINE COMPANY, LLC | MOORE, Spartanburg, SC | Pass | State |
| 2026-06-24 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pending | State |
| 2026-06-23 | MID-CONTINENT COAL AND COKE COMPANY | HUGER, Berkeley, SC | Pending | State |
| 2026-06-23 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2026-06-19 | AMRIZE CEMENT INC. - HOLLY HILL PLANT | HOLLY HILL, Orangeburg, SC | Pending | State |
| 2026-06-18 | A M WILLIAMS STATION | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2026-06-18 | SYLVAMO NORTH AMERICA LLC - EASTOVER MILL | EASTOVER, Richland, SC | Pass | State |
| 2026-06-18 | KING ASPHALT INC - MULLINS — high-priority violation on file | MULLINS, Marion, SC | Fail | State |
| 2026-06-17 | MARTIN MARIETTA MATERIALS INC CHESTERFIELD QUARRY | JEFFERSON, Chesterfield, SC | Pass | State |
| 2026-06-17 | SYLVAMO NORTH AMERICA LLC - EASTOVER MILL | EASTOVER, Richland, SC | Pass | State |
| 2026-06-17 | SYLVAMO NORTH AMERICA LLC - EASTOVER MILL | EASTOVER, Richland, SC | Pass | State |
| 2026-06-16 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2026-06-16 | COPE STATION | COPE, Orangeburg, SC | Pass | State |
| 2026-06-15 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Pending | State |
| 2026-06-15 | SANDERS BROTHERS CONSTRUCTION COMPANY INC N CHARLESTON PLANT | NORTH CHARLESTON, Charleston, SC | Pass | State |
| 2026-06-12 | BLYTHE RIDGELAND PLANT - BLYTHE CONSTRUCTION INC | RIDGELAND, Jasper, SC | Pass | State |
| 2026-06-10 | HORRY COUNTY SOLID WASTE AUTHORITY INC | CONWAY, Horry, SC | Pass | State |
| 2026-06-10 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Fail | State |
| 2026-06-10 | C.R. JACKSON, INC. - WOODFORD ASPHALT PLANT #402 | NORTH, Lexington, SC | Pass | State |
| 2026-06-09 | DOMTAR PAPER COMPANY LLC | BENNETTSVILLE, Marlboro, SC | Pass | State |
| 2026-06-04 | AMERESCO FEDERAL SOLUTIONS | AIKEN, Aiken, SC | Pass | State |
| 2026-06-04 | VULCAN CONSTRUCTION MATERIALS LLC COLUMBIA QUARRY | COLUMBIA, Richland, SC | Pass | State |
| 2026-06-02 | AMRIZE CEMENT INC. - HOLLY HILL PLANT | HOLLY HILL, Orangeburg, SC | Pending | State |
| 2026-06-02 | US BRICK LLC | COLUMBIA, Richland, SC | Pending | State |
| 2026-05-29 | PILGRIMS PRIDE CORPORATION | SUMTER, Sumter, SC | Pending | State |
| 2026-05-28 | HAILE GOLD MINE INC | KERSHAW, Lancaster, SC | Pending | State |
| 2026-05-28 | CLARIOS LLC — high-priority violation on file | WEST UNION, Oconee, SC | Fail | State |
| 2026-05-27 | KING ASPHALT INC - CONWAY — high-priority violation on file | CONWAY, Horry, SC | Pass | State |
| 2026-05-21 | VULCAN CONSTRUCTION MATERIALS LLC LIBERTY QUARRY | LIBERTY, Pickens, SC | Pass | State |
| 2026-05-21 | C R JACKSON INC FLORENCE PLANT #418 — high-priority violation on file | FLORENCE, Florence, SC | Pass | State |
| 2026-05-20 | GUARDIAN INDUSTRIES LLC | RICHBURG, Chester, SC | Pass | State |
| 2026-05-20 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2026-05-20 | BASF METALS LLC | SENECA, Oconee, SC | Pass | State |
| 2026-05-19 | SANDERS BROTHERS CONSTRUCTION COMPANY INC BERKELEY PLANT | SUMMERVILLE, Berkeley, SC | Pass | State |
| 2026-05-14 | SONOCO PRODUCTS COMPANY | HARTSVILLE, Darlington, SC | Pending | State |
| 2026-05-14 | KING ASPHALT INC - MYRTLE BEACH PLANT | CONWAY, Horry, SC | Pass | State |
| 2026-05-07 | SANTEE COOPER WINYAH GENERATING STATION | GEORGETOWN, Georgetown, SC | Pass | State |
| 2026-05-05 | SANTEE COOPER CROSS GENERATING STATION — high-priority violation on file | PINEVILLE, Berkeley, SC | Pass | State |
| 2026-05-05 | ASSOCIATED ASPHALT COLUMBIA LLC TA COLPROVIA ASPHALTS | COLUMBIA, Richland, SC | Pending | State |
| 2026-05-01 | BERKELEY COUNTY LANDFILL | MONCKS CORNER, Berkeley, SC | Pending | State |
| 2026-04-30 | IKO GLASS FIBER INC - CHESTER PLANT | CHESTER, Chester, SC | Pending | State |
| 2026-04-30 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2026-04-25 | WATEREE STATION | EASTOVER, Richland, SC | Pass | State |
| 2026-04-23 | LOCKHART POWER CITY WEST DIESEL GENERATING FACILITY | UNION, Union, SC | Pass | State |
| 2026-04-22 | LOCKHART POWER COMPANY PACOLET | PACOLET, Spartanburg, SC | Pass | State |
| 2026-04-22 | NEW-INDY CATAWBA LLC | CATAWBA, York, SC | Pending | State |
| 2026-04-21 | LOCKHART POWER COMPANY | WELLFORD, Spartanburg, SC | Pass | State |
| 2026-04-16 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Pending | State |
| 2026-04-16 | QUIKRETE CONSTRUCTION MATERIALS, LLC — high-priority violation on file | HARLEYVILLE, Dorchester, SC | Pending | State |
| 2026-04-14 | SYLVAMO NORTH AMERICA LLC - EASTOVER MILL | EASTOVER, Richland, SC | Pending | State |
| 2026-04-09 | KING ASPHALT INC | PACOLET, Spartanburg, SC | Pending | State |
| 2026-04-09 | PALMETTO CORPORATION OF CONWAY - ORANGEBURG PLANT — high-priority violation on file | BOWMAN, Orangeburg, SC | Pass | State |
| 2026-04-08 | IKO GLASS FIBER INC - CHESTER PLANT | CHESTER, Chester, SC | Pending | State |
| 2026-04-08 | PALMETTO PAVING LUGOFF | LUGOFF, Kershaw, SC | Pass | State |
| 2026-04-07 | PALMETTO CORP - GREER PLANT | GREER, Greenville, SC | Pass | State |
| 2026-04-02 | KIMBERLY-CLARK PALMETTO — high-priority violation on file | BEECH ISLAND, Aiken, SC | Pass | State |
| 2026-04-02 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Pending | State |
| 2026-03-26 | EVERRIS NA INC CHARLESTON | N CHARLESTON, Charleston, SC | Pass | State |
| 2026-03-25 | ARAUCO NORTH AMERICA INC — high-priority violation on file | BENNETTSVILLE, Marlboro, SC | Pending | State |
| 2026-03-24 | RESONAC GRAPHITE AMERICA INC — high-priority violation on file | RIDGEVILLE, Dorchester, SC | Pass | State |
| 2026-03-24 | 48FORTY SOLUTIONS - GRAY COURT FACILITY — high-priority violation on file | GRAY COURT, Laurens, SC | Fail | State |
| 2026-03-19 | AMERESCO FEDERAL SOLUTIONS | AIKEN, Aiken, SC | Pass | State |
| 2026-03-19 | OLIVER'S CLEAN BURN LLC | BEAUFORT, Beaufort, SC | Pass | State |
| 2026-03-19 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Fail | State |
| 2026-03-19 | MILLIKEN & COMPANY - BLACKSBURG UTILITY CO-OP | BLACKSBURG, Cherokee, SC | Pass | State |
| 2026-03-19 | WATEREE STATION | EASTOVER, Richland, SC | Pass | State |
| 2026-03-11 | NEW-INDY CATAWBA LLC | CATAWBA, York, SC | Pass | State |
| 2026-03-10 | US MARINE CORPS AIR STATION BEAUFORT | BEAUFORT, Beaufort, 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.