EPA Air · by county
Air-emissions sources in Jefferson County, Wisconsin
- 18Facilities
Every stationary source in Jefferson 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 Jefferson County
Each of the 18 operating major, synthetic minor and minor sources in Jefferson County, Wisconsin has a record page: every source in Jefferson County, A to Z.
By emissions classification in Jefferson 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 Jefferson 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 17
- 2025 inspections 28
- 2024 inspections 15
- 2023 inspections 4
- 2022 inspections 7
- 2021 inspections 5
- 2020 inspections 7
- 2019 inspections 9
- 2018 inspections 5
- 2017 inspections 7
Violations in Jefferson 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 Jefferson County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2025 stack tests 5
- 2024 stack tests 5
- 2023 stack tests 3
- 2022 stack tests 4
- 2021 stack tests 7
- 2019 stack tests 3
- 2018 stack tests 6
- 2017 stack tests 3
Inspections in Jefferson County, year by year · Violations in Jefferson County, year by year · Stack tests in Jefferson County, year by year
Other counties in Wisconsin
Every county in the state with at least three sources on file.
- Crawford County 5
- Dane County 45
- Dodge County 17
- Douglas County 10
- Dunn County 10
- Eau Claire County 9
- Fond du Lac County 13
- Grant County 9
- Green County 8
- Jackson County 7
- Juneau County 7
- Kenosha County 16
- Kewaunee County 8
- La Crosse County 30
- Lincoln County 7
- Manitowoc County 20
- Marathon County 31
- Marinette County 12
- Menominee County 16
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| AD TECH INDUSTRIES INC | Synthetic minor source | No |
| AZTALAN BIO | Major source | No |
| BALL CONTAINER, LLC | Major source | No |
| DAYBREAK FOODS COLDSPRING LOCATION | Synthetic minor source | No |
| DAYBREAK FOODS CREEKWOOD COMPLEX - EGG PKG PLANT | Minor source | No |
| DEER TRACK PARK LANDFILL | Major source | No |
| FIBERDOME INC-PLANT #1 | Minor source | No |
| FIBERDOME PRODUCTS, LLC | Major source | No |
| GENERAC POWER SYSTEMS | Major source | No |
| KENDALL PACKAGING - JEFFERSON DIVISION | Major source | No |
| MASTERMOLD LLC | Major source | No |
| OSI INDUSTRIES LLC | Minor source | No |
| STANDARD PROCESS INC. | Major source | No |
| TREK BICYCLE CORPORATION | Major source | No |
| UNLIMITED RENEWABLES, LLC | Minor source | No |
| WE ENERGIES - WHITEWATER GENERATING STATION | Major source | No |
| WIS DOA / UW-WHITEWATER POWER PLT. | Synthetic minor source | No |
| WISCONSIN ELECTRIC POWER COMPANY, D/B/A | Major source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for Jefferson county, WI. It lists 18 facilities in Jefferson county and 11 major sources.