EPA Air · stack tests by state, industry and year
Primary metal manufacturing (NAICS 3313): stack tests in Kentucky, 2026
- 14Stack 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 3313. A facility filing more than one industry code is counted under the first one on its record.
Primary metal manufacturing (NAICS 3313) in Kentucky, other years
Other industries in Kentucky, 2026
- 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
- Chemical manufacturing (NAICS 3259) 3
- Electrical equipment and appliance manufacturing (NAICS 3359) 3
Air-emissions stack tests recorded in Kentucky, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-05-28 | NOVELIS CORPORATION | GUTHRIE, Todd, KY | Pass | State |
| 2026-05-19 | NOVELIS CORPORATION | GUTHRIE, Todd, KY | Pass | State |
| 2026-05-19 | NOVELIS CORPORATION | GUTHRIE, Todd, KY | Pass | State |
| 2026-05-14 | NOVELIS CORPORATION | GUTHRIE, Todd, KY | Pass | State |
| 2026-05-12 | NOVELIS CORPORATION | GUTHRIE, Todd, KY | Pass | State |
| 2026-05-12 | NOVELIS CORPORATION | GUTHRIE, Todd, KY | Pass | State |
| 2026-05-12 | NOVELIS CORPORATION | GUTHRIE, Todd, KY | Pass | State |
| 2026-04-23 | CENTURY ALUMINUM SEBREE LLC | ROBARDS, Henderson, KY | Pass | State |
| 2026-04-21 | OWLS HEAD ALLOYS INC | BOWLING GREEN, Warren, KY | Pass | State |
| 2026-04-20 | CENTURY ALUMINUM SEBREE LLC | ROBARDS, Henderson, KY | Pass | State |
| 2026-03-24 | LOGAN ALUMINUM INC | RUSSELLVILLE, Logan, KY | Pass | State |
| 2026-03-24 | LOGAN ALUMINUM INC | RUSSELLVILLE, Logan, KY | Pass | State |
| 2026-03-11 | CENTURY ALUMINUM SEBREE LLC | ROBARDS, Henderson, KY | Pass | State |
| 2026-01-13 | CENTURY ALUMINUM SEBREE LLC | ROBARDS, Henderson, KY | Pass | 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.