EPA Air · stack tests by county and year
Air-emissions stack tests in Carlton County, Minnesota, 2022
- 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 Carlton County, Minnesota during 2022. 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 Carlton County facility page.
Air-emissions stack tests in Carlton County, other years
Air-emissions stack tests recorded in Carlton County, Minnesota, 2022
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2022-12-06 | USG INTERIORS LLC - CLOQUET MN | N/A | State |
| 2022-11-29 | SAPPI CLOQUET LLC | Pass | State |
| 2022-11-15 | NORTHERN NATURAL GAS CO - CARLTON | Pass | State |
| 2022-08-31 | ULLAND BROTHERS INC | Pass | State |
| 2022-08-23 | SAPPI CLOQUET LLC | Pass | State |
| 2022-08-16 | USG INTERIORS LLC - CLOQUET MN | Pass | State |
| 2022-06-22 | USG INTERIORS LLC - CLOQUET MN | Fail | State |
| 2022-04-18 | SAPPI CLOQUET LLC | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.