EPA Air · by county
Air-emissions sources in Cass County, Michigan
- 16Facilities
Every stationary source in Cass County, Michigan 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.
By emissions classification in Cass 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 Cass 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.
- 2025 — inspections 6
- 2024 — inspections 4
- 2022 — inspections 6
- 2020 — inspections 5
- 2018 — inspections 4
- 2017 — inspections 4
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| AMERIWOOD INDUSTRIES | Synthetic minor source | No |
| AUTO CAM | Minor source | No |
| AXIUM GROUP LLC | Synthetic minor source | Yes |
| CASS COUNTY ROAD COMMISSION | Minor source | No |
| CONTECH U.S. LLC | Minor source | No |
| CREATIVE FOAM CORPORATION | Minor source | No |
| FORUS FIBERGLASS INC | Minor source | No |
| HYDRO ALUMINUM METALS USA, LLC | Synthetic minor source | No |
| I.C.G. CASTINGS INC | Minor source | No |
| INDECK NILES LLC | Major source | No |
| LYONS INDUSTRIES | Major source | No |
| MERCURY DISPLACEMENT INDUSTRIES | Minor source | No |
| NATIONAL COOPER PRODUCTS | Minor source | No |
| POSTLE ALUMINUM | Synthetic minor source | No |
| THE CITY OF DOWAGIAC PUBLIC WORKS | Minor source | No |
| VILLAGE CUSTOM PAINT & BODY SHOP INC | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.