EPA Air · by county
Air-emissions sources in Dunn County, Wisconsin
- 10Facilities
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Every stationary source in Dunn County, Wisconsin that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
Every source’s record in Dunn County
Each of the 9 operating major, synthetic minor and minor sources in Dunn County, Wisconsin has a record page: every source in Dunn County, A to Z.
By emissions classification in Dunn County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Dunn County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 inspections 3
- 2025 inspections 6
- 2024 inspections 4
- 2023 inspections 5
- 2022 inspections 3
- 2018 inspections 4
- 2017 inspections 4
Violations in Dunn County, by year
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.
Stack tests in Dunn County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
Inspections in Dunn County, year by year · Violations in Dunn County, year by year · Stack tests in Dunn County, year by year
Other counties in Wisconsin
Every county in the state with at least three sources on file.
- Barron County 14
- Brown County 51
- Calumet County 8
- Chippewa County 18
- Clark County 4
- Columbia County 9
- Crawford County 5
- Dane County 45
- Dodge County 17
- Douglas County 10
- Eau Claire County 9
- Fond du Lac County 13
- Grant County 9
- Green County 8
- Jackson County 7
- Jefferson County 18
- Juneau County 7
- Kenosha County 16
- Kewaunee County 8
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| 3M - MENOMONIE PLANT | Major source | Yes |
| ANDERSEN MENOMONIE INC | Synthetic minor source | No |
| BIG RIVER RESOURCES BOYCEVILLE LLC | Major source | No |
| CARDINAL FG COMPANY | Major source | No |
| CONAGRA FOODS PACKAGED FOODS LLC | Synthetic minor source | No |
| COVIA MENOMONIE PLANT | Minor source | No |
| EOG RESOURCES - DS MINE | Synthetic minor source | No |
| GRAF CREAMERY CO. INC. - COLFAX PLANT | Minor source | No |
| SILGAN CONTAINERS MFG CORP - MENOMONIE | Synthetic minor source | No |
| WIS DOA / UW-STOUT POWER PLANT | Synthetic minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.