EPA Air · stack tests by county and year
Air-emissions stack tests in McLeod County, Minnesota, 2025
- 5Stack 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 McLeod County, Minnesota during 2025. 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 McLeod County facility page.
Air-emissions stack tests in McLeod County, other years
Air-emissions stack tests recorded in McLeod County, Minnesota, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-04 | SPRUCE RIDGE INC | N/A | State |
| 2025-06-12 | HUTCHINSON UTILITIES PLANT 1 | Pass | State |
| 2025-05-14 | 3M HUTCHINSON | Pass | State |
| 2025-03-21 | HUTCHINSON UTILITIES-PLANT 2 | Pass | State |
| 2025-03-18 | HUTCHINSON UTILITIES PLANT 1 | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.