EPA Air · stack tests by county and year
Air-emissions stack tests in Mississippi County, Arkansas, 2025
- 66Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Mississippi County, Arkansas during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Mississippi County facility page.
Mississippi County, Arkansas, 2025
- Inspections 24
Air-emissions stack tests in Mississippi County, other years
Air-emissions stack tests recorded in Mississippi County, Arkansas, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-03 | NUCOR COATINGS CORPORATION - BLYTHEVILLE PLANT | Pass | State |
| 2025-11-05 | DELTA ASPHALT OF ARKANSAS, INC. | Pass | State |
| 2025-10-15 | BIG RIVER STEEL LLC | Pass | State |
| 2025-10-15 | BIG RIVER STEEL LLC | Pass | State |
| 2025-10-15 | EXPLORATORY VENTURES, LLC. | Fail | State |
| 2025-10-15 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-10-07 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-09-30 | PLUM POINT SERVICES COMPANY, LLC - PLUM POINT ENERGY STATION | Pass | State |
| 2025-09-30 | NUCOR COATINGS CORPORATION - BLYTHEVILLE PLANT | Pass | State |
| 2025-09-26 | EXPLORATORY VENTURES, LLC. | Fail | State |
| 2025-09-26 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-09-23 | NUCOR YAMATO STEEL COMPANY | Pass | State |
| 2025-09-18 | NUCOR YAMATO STEEL COMPANY | Pass | State |
| 2025-09-16 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-09-09 | BIG RIVER STEEL LLC | Pass | State |
| 2025-08-29 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-08-27 | NUCOR COATINGS CORPORATION - BLYTHEVILLE PLANT | Pass | State |
| 2025-08-27 | NUCOR COATINGS CORPORATION - BLYTHEVILLE PLANT | Pass | State |
| 2025-08-27 | NUCOR COATINGS CORPORATION - BLYTHEVILLE PLANT | Incomplete | State |
| 2025-08-27 | NUCOR COATINGS CORPORATION - BLYTHEVILLE PLANT | Pass | State |
| 2025-08-27 | MID CONTINENT COAL & COKE COMPANY | Pass | State |
| 2025-08-26 | BIG RIVER STEEL LLC | Pass | State |
| 2025-08-20 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-08-15 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-08-12 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-08-12 | EXPLORATORY VENTURES, LLC. | Fail | State |
| 2025-06-18 | NUCOR YAMATO STEEL COMPANY | Pass | State |
| 2025-06-11 | MID-CONTINENT COAL AND COKE COMPANY | Pass | State |
| 2025-06-11 | MID-CONTINENT COAL AND COKE COMPANY | Pass | State |
| 2025-06-11 | MID-CONTINENT COAL AND COKE COMPANY | Pass | State |
| 2025-06-11 | MID-CONTINENT COAL AND COKE COMPANY | Pass | State |
| 2025-06-11 | MID-CONTINENT COAL AND COKE COMPANY | Pass | State |
| 2025-06-11 | MID-CONTINENT COAL AND COKE COMPANY | Pass | State |
| 2025-06-10 | MID CONTINENT COAL & COKE COMPANY | Fail | State |
| 2025-06-10 | MID CONTINENT COAL & COKE COMPANY | Pass | State |
| 2025-06-10 | MID CONTINENT COAL & COKE COMPANY | Pass | State |
| 2025-06-10 | MID CONTINENT COAL & COKE COMPANY | Pass | State |
| 2025-06-05 | BIG RIVER STEEL LLC | Pass | State |
| 2025-06-05 | GREEN & CLEAN TERMINALS, LLC. | Pass | State |
| 2025-06-04 | PLUM POINT SERVICES COMPANY, LLC - PLUM POINT ENERGY STATION | Pass | State |
| 2025-06-03 | PLUM POINT SERVICES COMPANY, LLC - PLUM POINT ENERGY STATION | Pass | State |
| 2025-05-21 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Pass | State |
| 2025-05-20 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Pass | State |
| 2025-05-20 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Pass | State |
| 2025-05-08 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-04-24 | NUCOR YAMATO STEEL COMPANY | Pass | State |
| 2025-04-23 | NUCOR YAMATO STEEL COMPANY | Pass | State |
| 2025-04-23 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Pass | State |
| 2025-04-23 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-04-23 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-04-22 | NUCOR YAMATO STEEL COMPANY | Pass | State |
| 2025-04-22 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Pass | State |
| 2025-04-22 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Pass | State |
| 2025-04-22 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Pass | State |
| 2025-04-20 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Fail | State |
| 2025-04-20 | NUCOR CORPORATION - NUCOR STEEL, ARKANSAS | Pass | State |
| 2025-04-09 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-04-06 | BIG RIVER STEEL LLC | Pass | State |
| 2025-04-06 | BIG RIVER STEEL LLC | Pass | State |
| 2025-03-25 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-03-25 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-03-25 | EXPLORATORY VENTURES, LLC. | Pass | State |
| 2025-03-04 | PLUM POINT SERVICES COMPANY, LLC - PLUM POINT ENERGY STATION | Pass | State |
| 2025-02-05 | ROEHM AMERICA, LLC | Pass | State |
| 2025-02-05 | ROEHM AMERICA, LLC | Pass | State |
| 2025-01-22 | BIG RIVER STEEL LLC | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.