EPA Air · stack tests by county and year
Air-emissions stack tests in St. Clair County, Michigan, 2024
- 9Stack 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, Michigan during 2024. 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, Michigan, 2024
Air-emissions stack tests in St. Clair County, other years
Air-emissions stack tests recorded in St. Clair County, Michigan, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-12-17 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | Pass | State |
| 2024-12-16 | SMR AUTOMOTIVE SYSTEMS USA, INC. | Pass | State |
| 2024-12-13 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | Pass | State |
| 2024-12-12 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | Pass | State |
| 2024-08-23 | DTE GAS COMPANY - COLUMBUS COMPRESSOR STATION — high-priority violation on file | Pass | State |
| 2024-08-13 | DTE GAS COMPANY - BELLE RIVER MILLS COMPRESSOR STATION | Pass | State |
| 2024-07-23 | MUELLER BRASS COMPANY | Pass | State |
| 2024-04-25 | SMITHS CREEK LANDFILL | Pending | State |
| 2024-02-27 | DTE GAS COMPANY - BELLE RIVER MILLS COMPRESSOR STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.