EPA Air · stack tests by state, industry and year
Chemical manufacturing (NAICS 3259): stack tests in Kentucky, 2026
- 3Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2026 at a Kentucky source whose primary industry code is NAICS 3259. A facility filing more than one industry code is counted under the first one on its record.
Chemical manufacturing (NAICS 3259) in Kentucky, other years
Other industries in Kentucky, 2026
- Primary metal manufacturing (NAICS 3313) 14
- Utilities (NAICS 2211) 14
- Nonmetallic mineral product manufacturing (NAICS 3273) 10
- Pipeline transportation (NAICS 4862) 7
- Chemical manufacturing (NAICS 3252) 5
- Primary metal manufacturing (NAICS 3311) 4
- Electrical equipment and appliance manufacturing (NAICS 3359) 3
Air-emissions stack tests recorded in Kentucky, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-07-28 | WESTLAKE VINYLS INC | CALVERT CITY, Marshall, KY | Pass | State |
| 2026-04-14 | CALGON CARBON CORPORATION | CATLETTSBURG, Boyd, KY | Pass | State |
| 2026-04-07 | WESTLAKE VINYLS INC | CALVERT CITY, Marshall, KY | Fail | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.