EPA Air · by county
Air-emissions sources in Johnson County, Indiana
- 21Facilities
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Every stationary source in Johnson County, Indiana 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 Johnson County
Each of the 20 operating major, synthetic minor and minor sources in Johnson County, Indiana has a record page: every source in Johnson County, A to Z.
By emissions classification in Johnson 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 Johnson 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 6
- 2024 inspections 7
- 2023 inspections 5
- 2019 inspections 4
- 2018 inspections 4
- 2017 inspections 3
Violations in Johnson 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 Johnson County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
- 2026 stack tests 3
- 2025 stack tests 24
- 2023 stack tests 18
- 2022 stack tests 9
- 2021 stack tests 15
- 2019 stack tests 6
- 2018 stack tests 11
- 2017 stack tests 11
Inspections in Johnson County, year by year · Violations in Johnson County, year by year · Stack tests in Johnson County, year by year
Other counties in Indiana
Every county in the state with at least three sources on file.
- Harrison County 9
- Hendricks County 21
- Henry County 12
- Howard County 16
- Huntington County 19
- Jackson County 15
- Jasper County 16
- Jay County 12
- Jefferson County 7
- Jennings County 8
- Knox County 16
- Kosciusko County 30
- LaGrange County 27
- Lake County 128
- LaPorte County 31
- Lawrence County 8
- Madison County 17
- Marion County 159
- Marshall County 37
Johnson County carries 21 of the 1,740 air-emissions sources this register holds in Indiana, which places it 20th of 83 in that cohort.
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| AMOS HILL ASSOCIATES, INC. | Minor source | No |
| ATLAS COPCO HURRICANE LLC | Minor source | No |
| BEACON INDUSTRIES INC | Synthetic minor source | No |
| CABINETS BY NICHOLS, INC. | Minor source | No |
| CATERPILLAR REMAN POWERTRAIN INDIANA INC | Synthetic minor source | No |
| CELLOFOAM NORTH AMERICA INC | Major source | No |
| DUALTECH INCORPORATED | Synthetic minor source | Yes |
| ENDRESS + HAUSER FLOWTEC AG, DIVISION US | Minor source | No |
| ESSEX SOLUTIONS USA LLC | Major source | No |
| FRANKLIN COLLEGE | Minor source | No |
| HENRY STREET LLC | Synthetic minor source | No |
| HUNTER AUTO BODY | Minor source | No |
| INDIANA MASONIC HOME | Minor source | No |
| IRVING MATERIALS, INC. - GREENWOOD SAND | Minor source | No |
| KYB MANUFACTURING NORTH AMERICA, INC. | Minor source | No |
| LIGHTING RESOURCES LLC | Synthetic minor source | Yes |
| MALARKEY ROOFING PRODUCTS | Yes | |
| MAYES POWDER COATING LLC | Synthetic minor source | No |
| MITSUBISHI HEAVY INDUSTRIES CLIMATE CONT | Minor source | No |
| NSK CORPORATION | Major source | No |
| TOPPAN PACKAGING USA INC | Major source | Yes |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.