EPA Air · stack tests by county and year
Air-emissions stack tests in St. Clair County, Alabama, 2026
- 8Stack 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 St. Clair County, Alabama during 2026. 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 St. Clair County facility page.
St. Clair County, Alabama, 2026
- Inspections 17
Air-emissions stack tests in St. Clair County, other years
Air-emissions stack tests recorded in St. Clair County, Alabama, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-05-01 | NATIONAL CEMENT CO OF ALABAMA — high-priority violation on file | Pass | State |
| 2026-05-01 | NATIONAL CEMENT CO OF ALABAMA — high-priority violation on file | Pass | State |
| 2026-03-05 | NATIONAL CEMENT CO OF ALABAMA — high-priority violation on file | Pass | State |
| 2026-03-05 | NATIONAL CEMENT CO OF ALABAMA — high-priority violation on file | Pass | State |
| 2026-03-04 | NATIONAL CEMENT CO OF ALABAMA — high-priority violation on file | Pass | State |
| 2026-03-04 | NATIONAL CEMENT CO OF ALABAMA — high-priority violation on file | Pass | State |
| 2026-01-08 | GROOMS ALUMINUM PROCESSING — high-priority violation on file | Pass | State |
| 2026-01-07 | GROOMS ALUMINUM PROCESSING — high-priority violation on file | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.