EPA Air · stack tests by county and year
Air-emissions stack tests in Colbert County, Alabama, 2021
- 13Stack 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 Colbert County, Alabama during 2021. 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 Colbert County facility page.
Colbert County, Alabama, 2021
Air-emissions stack tests in Colbert County, other years
Air-emissions stack tests recorded in Colbert County, Alabama, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-12-07 | CHEROKEE NITROGEN LLC | Pass | State |
| 2021-09-28 | CONSTELLIUM — high-priority violation on file | Pass | State |
| 2021-08-24 | CONSTELLIUM — high-priority violation on file | Pass | State |
| 2021-08-19 | CONSTELLIUM — high-priority violation on file | Pass | State |
| 2021-08-05 | CONSTELLIUM — high-priority violation on file | Pass | State |
| 2021-08-04 | CONSTELLIUM — high-priority violation on file | Pass | State |
| 2021-07-13 | CONSTELLIUM — high-priority violation on file | Pass | State |
| 2021-04-22 | CONSTELLIUM — high-priority violation on file | Pass | State |
| 2021-04-06 | CONSTELLIUM — high-priority violation on file | Pass | State |
| 2021-03-17 | OCCIDENTAL CHEMICAL CORPORATION | Pass | State |
| 2021-03-17 | OCCIDENTAL CHEMICAL CORPORATION | Pass | State |
| 2021-03-16 | OCCIDENTAL CHEMICAL CORPORATION | Pass | State |
| 2021-03-16 | OCCIDENTAL CHEMICAL CORPORATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.