EPA Air · stack tests by county and year
Air-emissions stack tests in Dane County, Wisconsin, 2025
- 13Stack 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 Dane County, Wisconsin 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 Dane County facility page.
Dane County, Wisconsin, 2025
Air-emissions stack tests in Dane County, other years
Air-emissions stack tests recorded in Dane County, Wisconsin, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-11 | UNIROYAL GLOBAL ENGINEERED PRODUCTS LLC — high-priority violation on file | Pass | State |
| 2025-12-10 | U.S. ENERGY MADISON SOUTH TERMINAL | Pass | State |
| 2025-10-21 | UW MADISON CHARTER STREET HEATING PLANT (DOA) | Pass | State |
| 2025-09-23 | ROCKGEN ENERGY CENTER — high-priority violation on file | Pass | State |
| 2025-08-26 | MG&E WEST CAMPUS COGENERATION FTY | Pass | State |
| 2025-08-26 | DANE RENEWABLE ENERGY LLC | N/A | State |
| 2025-06-24 | MG&E WEST CAMPUS COGENERATION FTY | Pass | State |
| 2025-06-10 | MENDOTA MENTAL HEALTH INSTITUTE | Pass | State |
| 2025-05-27 | AMERICAN PACKAGING CORP - DE FOREST | Pass | State |
| 2025-04-09 | WI DOA / UW-MADISON WALNUT ST PLT | Pass | State |
| 2025-04-07 | UW MADISON CHARTER STREET HEATING PLANT (DOA) | Pass | State |
| 2025-02-10 | UW MADISON CHARTER STREET HEATING PLANT (DOA) | Pass | State |
| 2025-02-10 | WI DOA / UW-MADISON WALNUT ST PLT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in Dane county, WI, for 2025. It lists 13 stack tests recorded in 2025.