EPA Air · stack tests by county and year
Air-emissions stack tests in Tuscola County, Michigan, 2023
- 4Stack 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 Tuscola County, Michigan during 2023. 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 Tuscola County facility page.
Tuscola County, Michigan, 2023
Air-emissions stack tests in Tuscola County, other years
Air-emissions stack tests recorded in Tuscola County, Michigan, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-12-01 | MICHIGAN SUGAR COMPANY-CARO FACTORY — high-priority violation on file | Fail | State |
| 2023-11-02 | DTE ELECTRIC COMPANY - WILMOT PEAKING FACILITY | Pass | State |
| 2023-04-29 | POET BIOREFINING - CARO, LLC | Pass | State |
| 2023-01-09 | POET BIOREFINING - CARO, LLC | Pending | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.