EPA Air · stack tests by state and year
Air-emissions stack tests in Arkansas, 2025
- 619Stack 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 Arkansas 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 Arkansas, 2025
- Van Buren County 72
- Mississippi County 66
- White County 64
- Cleburne County 49
- Benton County 47
- Conway County 46
- Hot Spring County 32
- Faulkner County 20
- Union County 16
- Columbia County 15
- Randolph County 15
- Izard County 14
- Washington County 13
- Jefferson County 12
- Little River County 11
- Logan County 11
- Franklin County 11
- Sebastian County 10
- Calhoun County 9
- Pope County 8
- Independence County 8
- Miller County 7
- Howard County 6
- Lincoln County 6
- Ouachita County 5
- Nevada County 5
- Greene County 4
- Desha County 4
- Clark County 3
- Crawford County 3
- Prairie County 3
- Pulaski County 3
Arkansas, other years
Air-emissions stack tests recorded in Arkansas, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-18 | GEORGIA-PACIFIC WOOD PRODUCTS, LLC--FORDYCE OSB | FORDYCE, Calhoun, AR | Pass | State |
| 2025-12-18 | GEORGIA-PACIFIC WOOD PRODUCTS, LLC--FORDYCE OSB | FORDYCE, Calhoun, AR | Pass | State |
| 2025-12-18 | GEORGIA-PACIFIC WOOD PRODUCTS, LLC--FORDYCE OSB | FORDYCE, Calhoun, AR | Pass | State |
| 2025-12-18 | GEORGIA-PACIFIC WOOD PRODUCTS, LLC--FORDYCE OSB | FORDYCE, Calhoun, AR | Pass | State |
| 2025-12-18 | GEORGIA-PACIFIC WOOD PRODUCTS, LLC--FORDYCE OSB | FORDYCE, Calhoun, AR | Pass | State |
| 2025-12-18 | GEORGIA-PACIFIC WOOD PRODUCTS, LLC--FORDYCE OSB | FORDYCE, Calhoun, AR | Pass | State |
| 2025-12-18 | GEORGIA-PACIFIC WOOD PRODUCTS, LLC--FORDYCE OSB | FORDYCE, Calhoun, AR | Pass | State |
| 2025-12-17 | LSB CHEMICAL LLC | EL DORADO, Union, AR | Pass | State |
| 2025-12-17 | LSB CHEMICAL LLC | EL DORADO, Union, AR | Fail | State |
| 2025-12-16 | DESOTO GATHERING COMPANY, LLC - SOUTHWEST GREER LAKE CPF-5 | CLINTON, Van Buren, AR | Pass | State |
| 2025-12-16 | RAZORBACK GATHERING COMPANY, LLC. - LITTLE RED RIVER CPF 1 | BALD KNOB, White, AR | Pass | State |
| 2025-12-16 | ATLAS ASPHALT, INC. - POCAHONTAS | POCAHONTAS, White, AR | Pass | State |
| 2025-12-15 | RAZORBACK GATHERING COMPANY, LLC. - POINT REMOVE CPF 1 | SOLGOHACHIA, Conway, AR | Pass | State |
| 2025-12-15 | RAZORBACK GATHERING COMPANY, LLC. - POINT REMOVE CPF 1 | SOLGOHACHIA, Conway, AR | Pass | State |
| 2025-12-12 | ATLAS ASPHALT INC. - MTN HOME PLANT | MOUNTAIN HOME, Baxter, AR | Pass | State |
| 2025-12-12 | ATLAS ASPHALT INC. - MTN HOME PLANT | MOUNTAIN HOME, Baxter, AR | Pass | State |
| 2025-12-11 | ACME BRICK COMPANY - PERLA PLANT | MALVERN, Hot Spring, AR | Pass | State |
| 2025-12-11 | OWENS CORNING COMPOSITE MATERIALS II, LLC. | FORT SMITH, Sebastian, AR | Pass | State |
| 2025-12-11 | OWENS CORNING COMPOSITE MATERIALS II, LLC. | FORT SMITH, Sebastian, AR | Pass | State |
| 2025-12-11 | OWENS CORNING COMPOSITE MATERIALS II, LLC. | FORT SMITH, Sebastian, AR | Pass | State |
| 2025-12-11 | DESOTO GATHEIRNG COMPANY, LLC - GRAVEL HILL CPF-2 | CLEVELAND (HISTORICAL), TOWNSHIP OF, Van Buren, AR | Pass | State |
| 2025-12-11 | DESOTO GATHERING COMPANY, LLC - GRAVEL HILL CPF-4 | SCOTLAND, Van Buren, AR | Pass | State |
| 2025-12-10 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-1 | SEARCY, White, AR | Pass | State |
| 2025-12-10 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-2 | PANGBURN, White, AR | Pass | State |
| 2025-12-09 | DESOTO GATHERING COMPANY, LLC - NEW QUITMAN CPF-3 | QUITMAN, Cleburne, AR | Pass | State |
| 2025-12-09 | DESOTO GATHERING COMPANY LLC - NEW QUITMAN CPF-4 | QUITMAN, Faulkner, AR | Pass | State |
| 2025-12-08 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-1 | QUITMAN, Cleburne, AR | Pass | State |
| 2025-12-08 | DESOTO GATHERING COMPANY, LLC - WEST CUTTHROAT CPF-1 | QUITMAN, Cleburne, AR | Pass | State |
| 2025-12-08 | BLACK HILLS ENERGY ARKANSAS, INC. - WOOLSEY COMPRESSOR STATION | OZARK, Franklin, AR | Pass | State |
| 2025-12-08 | BLACK HILLS ENERGY ARKANSAS, INC. - WOOLSEY COMPRESSOR STATION | OZARK, Franklin, AR | Pass | State |
| 2025-12-08 | BLACK HILLS ENERGY ARKANSAS, INC. - DRAKE COMPRESSOR STATION | OZARK, Franklin, AR | Pass | State |
| 2025-12-08 | BLACK HILLS ENERGY ARKANSAS, INC. - DRAKE COMPRESSOR STATION | OZARK, Franklin, AR | Pass | State |
| 2025-12-05 | DESOTO GATHERING COMPANY, LLC - NORTHWEST CHARLEY CPF-2 | GREERS FERRY, Cleburne, AR | Pass | State |
| 2025-12-05 | ALTERNATIVE WASTE MANAGEMENT LLC | MAYFLOWER, Faulkner, AR | Pass | State |
| 2025-12-04 | DESOTO GATHERING COMPANY LLC - CHARLEY CPF-3 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2025-12-04 | ALBEMARLE CORPORATION - WEST PLANT | MAGNOLIA, Columbia, AR | Pass | State |
| 2025-12-04 | MERIT ENERGY COMPANY, LLC - TOBEY COMPRESSOR STATION | CHARLESTON, Franklin, AR | Pass | State |
| 2025-12-04 | DESOTO GATHERING COMPANY LLC - YELLOWSTONE CPF-2 | QUITMAN, Van Buren, AR | Pass | State |
| 2025-12-03 | GEORGIA-PACIFIC WOOD PRODUCTS LLC | GURDON, Clark, AR | Pass | State |
| 2025-12-03 | GEORGIA-PACIFIC WOOD PRODUCTS LLC | GURDON, Clark, AR | Pass | State |
| 2025-12-03 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-3 | SPRINGFIELD, Conway, AR | Pass | State |
| 2025-12-03 | NUCOR COATINGS CORPORATION - BLYTHEVILLE PLANT | BLYTHEVILLE, Mississippi, AR | Pass | State |
| 2025-12-03 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-2 | BEE BRANCH, Van Buren, AR | Pass | State |
| 2025-12-02 | DESOTO GATHERING COMPANY, LLC - STEELHEAD CPF-2 | CLINTON, Van Buren, AR | Pass | State |
| 2025-12-01 | DESOTO GATHERING COMPANY, LLC - GRIFFIN MOUNTAIN CPF-2 | JERUSALEM, Conway, AR | Pass | State |
| 2025-12-01 | DESOTO GATHERING COMPANY LLC - PIKE CPF-1 | HATTIEVILLE, Conway, AR | Pass | State |
| 2025-11-25 | RAZORBACK GATHERING COMPANY, LLC. - JUDSONIA CPF 1 | JUDSONIA, White, AR | Pass | State |
| 2025-11-20 | DESOTO GATHERING COMPANY, LLC - CHARLEY CPF-4 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2025-11-20 | MISSION CREEK OPCO, LLC - DORCHEAT GAS PLANT | MAGNOLIA, Columbia, AR | Pass | State |
| 2025-11-20 | LANXESS CORPORATION - WEST PLANT | EL DORADO, Union, AR | Incomplete | State |
| 2025-11-20 | LANXESS CORPORATION - WEST PLANT | EL DORADO, Union, AR | Pass | State |
| 2025-11-20 | RAZORBACK GATHERING COMPANY, LLC. - LITTLE RED RIVER CPF 1 | BALD KNOB, White, AR | Pass | State |
| 2025-11-19 | DESOTO GATHERING COMPANY, LLC - NEW QUITMAN CPF-1 | QUITMAN, Faulkner, AR | Pass | State |
| 2025-11-19 | DESOTO GATHERING COMPANY, LLC - NEW QUITMAN CPF-2 | QUITMAN, Faulkner, AR | Pass | State |
| 2025-11-19 | LANXESS CORPORATION-SOUTH PLANT | EL DORADO, Union, AR | Incomplete | State |
| 2025-11-19 | LANXESS CORPORATION-SOUTH PLANT | EL DORADO, Union, AR | Pass | State |
| 2025-11-18 | DESOTO GATHERING COMPANY, LLC.-STONEFLY CPF 1 | SIDON, Cleburne, AR | Pass | State |
| 2025-11-18 | FLYWHEEL ENERGY COMPANY - PUMA NORTH CPF-1 | WILBURN, Cleburne, AR | Pass | State |
| 2025-11-17 | DESOTO GATHERING COMPANY, LLC. - PUMA CPF-1 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2025-11-17 | DESOTO GATHERING COMPANY, LLC. - PUMA CPF-1 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2025-11-13 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-2 | PANGBURN, White, AR | Pass | State |
| 2025-11-13 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-2 | PANGBURN, White, AR | Pass | State |
| 2025-11-12 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-1 | SEARCY, White, AR | Pass | State |
| 2025-11-12 | DESOTO GATHERING COMPANY, LLC - MIDGE CPF-1 | SEARCY, White, AR | Pass | State |
| 2025-11-10 | APAC-CENTRAL, INC. - GRAVETTE QUARRY — high-priority violation on file | GRAVETTE, Benton, AR | Pass | State |
| 2025-11-10 | APAC-CENTRAL, INC. - GRAVETTE QUARRY — high-priority violation on file | GRAVETTE, Benton, AR | Pass | State |
| 2025-11-10 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-4 | DAMASCUS, Van Buren, AR | Pass | State |
| 2025-11-10 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-4 | DAMASCUS, Van Buren, AR | Pass | State |
| 2025-11-07 | DESOTO GATHERING COMPANY LLC - YELLOWSTONE CPF-2 | QUITMAN, Van Buren, AR | Pass | State |
| 2025-11-06 | DESOTO GATHERING COMPANY LLC - CHARLEY CPF-3 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2025-11-05 | DESOTO GATHERING COMPANY, LLC - SHARKEY CPF-1 | JUDSONIA, White, AR | Pass | State |
| 2025-11-05 | DESOTO GATHERING COMPANY, LLC - MAKO CPF-1 | PANGBURN, White, AR | Pass | State |
| 2025-11-05 | DELTA ASPHALT OF ARKANSAS, INC. | OSCEOLA, Mississippi, AR | Pass | State |
| 2025-11-04 | DESOTO GATHERING COMPANY, LLC - SOUTH RAINBOW CPF-4 | CENTER RIDGE, Conway, AR | Pass | State |
| 2025-11-04 | DESOTO GATHERING COMPANY, LLC - STURGEON CPF-3 | CENTER RIDGE, Conway, AR | Pass | State |
| 2025-11-04 | ET GATHERING & PROCESSING LLC. - EAST CHISMVILLE COMPRESSOR STATION | BOONEVILLE, Logan, AR | Pass | State |
| 2025-11-04 | ET GATHERING & PROCESSING LLC. - MAGAZINE COMPRESSOR STATION | BOONEVILLE, Logan, AR | Pass | State |
| 2025-11-03 | DESOTO GATHERING COMPANY, LLC - CADDIS CPF-2 | DAMASCUS, Faulkner, AR | Pass | State |
| 2025-11-03 | DESOTO GATHERING COMPANY, LLC - CADDIS CPF-2 | DAMASCUS, Faulkner, AR | Pass | State |
| 2025-11-03 | DESOTO GATHERING COMPANY, LLC - CADDIS CPF-2 | DAMASCUS, Faulkner, AR | Pass | State |
| 2025-11-03 | ET GATHERING & PROCESSING LLC. - CHISMVILLE COMPRESSOR STATION | BOONEVILLE, Logan, AR | Pass | State |
| 2025-11-03 | ET GATHERING & PROCESSING LLC. - CHISMVILLE COMPRESSOR STATION | BOONEVILLE, Logan, AR | Pass | State |
| 2025-10-30 | NORTHEAST ARKANSAS REGIONAL SOLID WASTE MANAGEMENT DISTRICT | PARAGOULD, Greene, AR | Pass | State |
| 2025-10-30 | MCGEORGE CONTRACTING CO. - CRANFORD CONSTRUCTION DIVISION - JONES MILL ASPHALT — high-priority violation on file | MALVERN, Hot Spring, AR | Fail | State |
| 2025-10-30 | MCGEORGE CONTRACTING CO. - CRANFORD CONSTRUCTION DIVISION - JONES MILL ASPHALT — high-priority violation on file | MALVERN, Hot Spring, AR | Pass | State |
| 2025-10-29 | POTLATCHDELTIC MANUFACTURING LLC - WALDO LUMBER MILL | WALDO, Columbia, AR | Pass | State |
| 2025-10-29 | MMGK ARKOMA, LLC. - KIBLER COMPRESSOR | KIBLER, Crawford, AR | Pass | State |
| 2025-10-29 | MERIT ENERGY COMPANY, LLC - PRICE COMPRESSOR | RUSSELLVILLE, Pope, AR | Pass | State |
| 2025-10-27 | DESOTO GATHERING COMPANY, LLC - SOUTH RAINBOW | CENTER RIDGE, Conway, AR | Pass | State |
| 2025-10-24 | ALTERNATIVE WASTE MANAGEMENT LLC | MAYFLOWER, Faulkner, AR | Pass | State |
| 2025-10-23 | DESOTO GATHERING COMPANY LLC - SOUTH BROWNIE CPF 2 | HATTIEVILLE, Conway, AR | Pass | State |
| 2025-10-23 | DANSONS HOPE, LLC | HOPE, Hempstead, AR | Pass | State |
| 2025-10-23 | LSB CHEMICAL LLC | EL DORADO, Union, AR | Pass | State |
| 2025-10-23 | LSB CHEMICAL LLC | EL DORADO, Union, AR | Fail | State |
| 2025-10-23 | LSB CHEMICAL LLC | EL DORADO, Union, AR | Pass | State |
| 2025-10-23 | LSB CHEMICAL LLC | EL DORADO, Union, AR | Pass | State |
| 2025-10-22 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-4 | DAMASCUS, Van Buren, AR | Pass | State |
| 2025-10-22 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-4 | DAMASCUS, Van Buren, AR | Pass | State |
| 2025-10-21 | DESOTO GATHERING COMPANY, LLC - SOUTHEAST RAINBOW CPF-1 | BEE BRANCH, Conway, AR | Pass | State |
| 2025-10-21 | DESOTO GATHERING COMPANY LLC - PIKE CPF-1 | HATTIEVILLE, Conway, AR | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.