EPA Air · stack tests by county and year
Air-emissions stack tests in DuPage County, Illinois, 2022
- 7Stack 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 DuPage County, Illinois 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 DuPage County facility page.
DuPage County, Illinois, 2022
Air-emissions stack tests in DuPage County, other years
Air-emissions stack tests recorded in DuPage County, Illinois, 2022
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2022-12-16 | ARGONNE NATIONAL LABORATORY | Pass | State |
| 2022-11-29 | HINSDALE HOSPITAL | Pass | State |
| 2022-11-03 | GOOD SAMARITAN HOSPITAL | Pass | State |
| 2022-10-06 | MEXICALI HARD CHROME | Pass | State |
| 2022-10-06 | MEXICALI HARD CHROME | Pass | State |
| 2022-08-10 | MOLEX LLC | Pass | State |
| 2022-01-27 | ARGONNE NATIONAL LABORATORY | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.