EPA Air · inspections by state and year
Air-emissions inspections in Indiana, 2026
- 301Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Every inspection below was recorded against a source in Indiana during 2026; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Indiana, 2026
- Lake County 52
- Elkhart County 24
- Marion County 19
- Porter County 16
- Allen County 10
- DeKalb County 9
- Huntington County 7
- Marshall County 7
- Jackson County 7
- Tippecanoe County 7
- Johnson County 6
- St. Joseph County 6
- Vanderburgh County 6
- LaPorte County 5
- Posey County 5
- Vermillion County 5
- Grant County 4
- Vigo County 4
- Cass County 4
- Noble County 4
- Wabash County 4
- Hendricks County 4
- Delaware County 4
- Clark County 4
- Kosciusko County 4
- Steuben County 3
- Madison County 3
- Pulaski County 3
- White County 3
- Clay County 3
- Jasper County 3
- Hamilton County 3
- Morgan County 3
- Bartholomew County 3
- Floyd County 3
Indiana, other years
Air-emissions inspections recorded in Indiana, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-01-06 | US STEEL CORPORATION GARY WORKS — high-priority violation on file | GARY, Lake, IN | PCE On-Site | State |
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Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.