EPA Air · stack tests by county and year
Air-emissions stack tests in Ingham County, Michigan, 2022
- 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 Ingham County, Michigan 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 Ingham County facility page.
Ingham County, Michigan, 2022
Air-emissions stack tests in Ingham County, other years
Air-emissions stack tests recorded in Ingham County, Michigan, 2022
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2022-12-15 | PRATT & WHITNEY | Pass | State |
| 2022-10-20 | MICHIGAN STATE UNIVERSITY | Pass | State |
| 2022-07-12 | GENERAL MOTORS LANSING GRAND RIVER ASSEMBLY | Pass | State |
| 2022-06-14 | MICHIGAN STATE UNIVERSITY | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.