EPA Air · violations by county and year
High-priority air violations in Marathon County, Wisconsin, 2025
- 41Violations
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity. Each row below is one violation recorded against a source in Marathon 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 Marathon County facility page.
Marathon County, Wisconsin, 2025
- Inspections 59
- Stack tests 22
High-priority air violations in Marathon County, other years
High-priority air violations recorded in Marathon County, Wisconsin, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-19 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-19 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-19 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-19 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-19 | 3M CO WAUSAU PLT — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-19 | 3M CO WAUSAU PLT — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-11 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-11 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-11 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-11 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-11 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-11 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-11 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-11-11 | 3M CO - GREYSTONE — high-priority violation on file | Earliest FRV determination | State |
| 2025-10-20 | MARTH WOOD SHAVINGS SUPPLY INC — high-priority violation on file | Earliest FRV determination | State |
| 2025-10-20 | MARTH WOOD SHAVINGS SUPPLY INC — high-priority violation on file | Earliest FRV determination | State |
| 2025-08-25 | KOLBE & KOLBE MILLWORK CO INC | Earliest FRV determination | State |
| 2025-08-25 | KOLBE & KOLBE MILLWORK CO INC | Earliest FRV determination | State |
| 2025-08-25 | KOLBE & KOLBE MILLWORK CO INC | Earliest FRV determination | State |
| 2025-08-25 | KOLBE & KOLBE MILLWORK CO INC | Earliest FRV determination | State |
| 2025-08-12 | GPI CORP | Earliest FRV determination | State |
| 2025-08-12 | GPI CORP | Earliest FRV determination | State |
| 2025-08-12 | GPI CORP | Earliest FRV determination | State |
| 2025-08-12 | GPI CORP | Earliest FRV determination | State |
| 2025-08-12 | GPI CORP | HPV day-zero determination | State |
| 2025-08-12 | GPI CORP | Earliest FRV determination | State |
| 2025-08-12 | GPI CORP | HPV day-zero determination | State |
| 2025-07-28 | GPI CORP | Earliest FRV determination | State |
| 2025-07-15 | IMPERIAL INDUSTRIES, INC. | Earliest FRV determination | State |
| 2025-06-30 | WAUSAU TILE INC | Earliest FRV determination | State |
| 2025-06-30 | WAUSAU TILE INC | Earliest FRV determination | State |
| 2025-06-30 | WAUSAU TILE INC | Earliest FRV determination | State |
| 2025-06-30 | WAUSAU TILE INC | Earliest FRV determination | State |
| 2025-06-30 | WAUSAU TILE INC | Earliest FRV determination | State |
| 2025-06-30 | WAUSAU TILE INC | Earliest FRV determination | State |
| 2025-06-30 | WAUSAU TILE INC | Earliest FRV determination | State |
| 2025-06-24 | MULLINS CHEESE INC — high-priority violation on file | Earliest FRV determination | State |
| 2025-06-24 | MULLINS CHEESE INC — high-priority violation on file | Earliest FRV determination | State |
| 2025-03-18 | MARTH WOOD SHAVINGS SUPPLY INC — high-priority violation on file | Earliest FRV determination | State |
| 2025-01-14 | WISCONSIN ELECTRIC POWER COMPANY (DBA WE ENERGIES) - ROTHSCHILD BIOMASS COGENERA — high-priority violation on file | HPV day-zero determination | State |
| 2025-01-14 | WISCONSIN ELECTRIC POWER COMPANY (DBA WE ENERGIES) - ROTHSCHILD BIOMASS COGENERA — high-priority violation on file | HPV day-zero determination | State |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.