EPA Air · stack tests by state and year
Air-emissions stack tests in Indiana, 2022
- 1,925Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Indiana during 2022; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Indiana, 2022
- Lake County 149
- Posey County 105
- Grant County 85
- Cass County 84
- Marion County 81
- Wabash County 75
- Warrick County 64
- Madison County 63
- White County 61
- Kosciusko County 59
- Porter County 59
- Shelby County 58
- Daviess County 53
- Elkhart County 50
- Randolph County 47
- Fulton County 45
- Tippecanoe County 42
- Knox County 41
- Howard County 39
- Lawrence County 37
- Jennings County 33
- Allen County 33
- Wayne County 31
- DeKalb County 30
- Wells County 30
- Huntington County 29
- Delaware County 24
- Martin County 23
- LaPorte County 22
- Jasper County 21
- Hendricks County 21
- Fountain County 20
- Clark County 18
- Henry County 17
- Sullivan County 16
- Bartholomew County 15
- Hamilton County 14
- St. Joseph County 12
- Pike County 12
- Franklin County 12
- Spencer County 12
- Dearborn County 11
- Morgan County 10
- Johnson County 9
- Monroe County 9
- Putnam County 9
- Decatur County 9
- Montgomery County 8
- Steuben County 8
- Perry County 8
- Clinton County 8
- Marshall County 8
- Whitley County 7
- Gibson County 7
- Dubois County 7
- Hancock County 6
- Vanderburgh County 6
- Greene County 6
- Clay County 6
- Jay County 6
- Scott County 6
- Vigo County 5
- Noble County 4
- Newton County 4
- Boone County 4
- Orange County 4
Indiana, other years
Air-emissions stack tests recorded in Indiana, 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-12-30 | NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC MICHIGAN CITY GE — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2022-12-30 | NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC MICHIGAN CITY GE — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2022-12-22 | MOMENTIVE PERFORMANCE MATERIALS USA LLC | GARRETT, DeKalb, IN | Pass | State |
| 2022-12-22 | MOMENTIVE PERFORMANCE MATERIALS USA LLC | GARRETT, DeKalb, IN | Pass | State |
| 2022-12-22 | MOMENTIVE PERFORMANCE MATERIALS USA LLC | GARRETT, DeKalb, IN | Pass | State |
| 2022-12-22 | MOMENTIVE PERFORMANCE MATERIALS USA LLC | GARRETT, DeKalb, IN | Pass | State |
| 2022-12-22 | MATALCO BLUFFTON LLC — high-priority violation on file | BLUFFTON, Wells, IN | Pass | State |
| 2022-12-22 | MATALCO BLUFFTON LLC — high-priority violation on file | BLUFFTON, Wells, IN | Pass | State |
| 2022-12-22 | MATALCO BLUFFTON LLC — high-priority violation on file | BLUFFTON, Wells, IN | Pass | State |
| 2022-12-22 | MATALCO BLUFFTON LLC — high-priority violation on file | BLUFFTON, Wells, IN | Pass | State |
| 2022-12-21 | MOMENTIVE PERFORMANCE MATERIALS USA LLC | GARRETT, DeKalb, IN | Pass | State |
| 2022-12-21 | MOMENTIVE PERFORMANCE MATERIALS USA LLC | GARRETT, DeKalb, IN | Pass | State |
| 2022-12-21 | MOMENTIVE PERFORMANCE MATERIALS USA LLC | GARRETT, DeKalb, IN | Pass | State |
| 2022-12-21 | MOMENTIVE PERFORMANCE MATERIALS USA LLC | GARRETT, DeKalb, IN | Pass | State |
| 2022-12-21 | NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC MICHIGAN CITY GE — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Fail | State |
| 2022-12-21 | NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC MICHIGAN CITY GE — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2022-12-21 | NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC MICHIGAN CITY GE — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2022-12-21 | NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC MICHIGAN CITY GE — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2022-12-21 | NORTHERN INDIANA PUBLIC SERVICE COMPANY LLC MICHIGAN CITY GE — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2022-12-21 | MATALCO BLUFFTON LLC — high-priority violation on file | BLUFFTON, Wells, IN | Pass | State |
| 2022-12-21 | MATALCO BLUFFTON LLC — high-priority violation on file | BLUFFTON, Wells, IN | Pass | State |
| 2022-12-21 | MATALCO BLUFFTON LLC — high-priority violation on file | BLUFFTON, Wells, IN | Pass | State |
| 2022-12-21 | MATALCO BLUFFTON LLC — high-priority violation on file | BLUFFTON, Wells, IN | Pass | State |
| 2022-12-20 | STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file | BUTLER, DeKalb, IN | Pass | State |
| 2022-12-20 | STEEL DYNAMICS, INC. FLAT ROLL GROUP, BUTLER DIVISION — high-priority violation on file | BUTLER, DeKalb, IN | Pass | State |
| 2022-12-20 | C & D TECHNOLOGIES INC | ATTICA, Fountain, IN | Pass | State |
| 2022-12-20 | C & D TECHNOLOGIES INC | ATTICA, Fountain, IN | Pass | State |
| 2022-12-16 | DUKE ENERGY INDIANA LLC - GIBSON GENERATING STATION | OWENSVILLE, Gibson, IN | Pass | State |
| 2022-12-16 | KAISER ALUMINUM WARRICK LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-12-16 | KAISER ALUMINUM WARRICK LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-12-16 | KAISER ALUMINUM WARRICK LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-12-16 | KAISER ALUMINUM WARRICK LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-12-16 | KAISER ALUMINUM WARRICK LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-12-16 | KAISER ALUMINUM WARRICK LLC — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2022-12-15 | GARFIELD FACILITY LLC — high-priority violation on file | MUNCIE, Delaware, IN | Pass | State |
| 2022-12-15 | MERITOR HEAVY VEHICLE SYSTEMS LLC | PLAINFIELD, Hendricks, IN | Pass | State |
| 2022-12-15 | MERITOR HEAVY VEHICLE SYSTEMS LLC | PLAINFIELD, Hendricks, IN | Pass | State |
| 2022-12-15 | MERITOR HEAVY VEHICLE SYSTEMS LLC | PLAINFIELD, Hendricks, IN | Pass | State |
| 2022-12-15 | MERITOR HEAVY VEHICLE SYSTEMS LLC | PLAINFIELD, Hendricks, IN | Pass | State |
| 2022-12-15 | AMSTED RAIL COMPANY INC | HAMMOND, Lake, IN | Pass | State |
| 2022-12-15 | AMSTED RAIL COMPANY INC | HAMMOND, Lake, IN | Pass | State |
| 2022-12-15 | AMSTED RAIL COMPANY INC | HAMMOND, Lake, IN | Pass | State |
| 2022-12-15 | AMSTED RAIL COMPANY INC | HAMMOND, Lake, IN | Pass | State |
| 2022-12-15 | GOLD BOND BUILDING PRODUCTS LLC — high-priority violation on file | EAST SHOALS, Martin, IN | Pass | State |
| 2022-12-15 | KERRY INCORPORATED | EVANSVILLE, Vanderburgh, IN | Pass | State |
| 2022-12-15 | KERRY INCORPORATED | EVANSVILLE, Vanderburgh, IN | Pass | State |
| 2022-12-15 | KERRY INCORPORATED | EVANSVILLE, Vanderburgh, IN | Pass | State |
| 2022-12-15 | KERRY INCORPORATED | EVANSVILLE, Vanderburgh, IN | Pass | State |
| 2022-12-14 | GARFIELD FACILITY LLC — high-priority violation on file | MUNCIE, Delaware, IN | Pass | State |
| 2022-12-14 | ESSEX SOLUTIONS USA LLC | FRANKLIN, Johnson, IN | Pass | State |
| 2022-12-14 | GOLD BOND BUILDING PRODUCTS LLC — high-priority violation on file | EAST SHOALS, Martin, IN | Fail | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-14 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Pass | State |
| 2022-12-13 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2022-12-09 | REED MINERALS LLC | GARY, Lake, IN | Pass | State |
| 2022-12-09 | REED MINERALS LLC | GARY, Lake, IN | Pass | State |
| 2022-12-09 | REED MINERALS LLC | GARY, Lake, IN | Pass | State |
| 2022-12-09 | REED MINERALS LLC | GARY, Lake, IN | Pass | State |
| 2022-12-08 | GREDE LLC — high-priority violation on file | NEW CASTLE, Henry, IN | Pass | State |
| 2022-12-08 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2022-12-08 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2022-12-08 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2022-12-08 | PACMOORE BY GLANBIA NUTRITIONALS | MOORESVILLE, Morgan, IN | Pass | State |
| 2022-12-08 | WAUPACA FOUNDRY INC PLANT 5 — high-priority violation on file | TELL CITY, Perry, IN | Pass | State |
| 2022-12-08 | WAUPACA FOUNDRY INC PLANT 5 — high-priority violation on file | TELL CITY, Perry, IN | Pass | State |
| 2022-12-08 | AES INDIANA PETERSBURG GENERATING STATION — high-priority violation on file | PETERSBURG, Pike, IN | Pass | State |
| 2022-12-07 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2022-12-07 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2022-12-07 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2022-12-07 | NIKKEI MC ALUMINUM AMERICA INC | COLUMBUS, Bartholomew, IN | Pass | State |
| 2022-12-07 | AES INDIANA PETERSBURG GENERATING STATION — high-priority violation on file | PETERSBURG, Pike, IN | Pass | State |
| 2022-12-07 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | ROCKPORT, Spencer, IN | Pass | State |
| 2022-12-07 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | ROCKPORT, Spencer, IN | Pass | State |
| 2022-12-07 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | ROCKPORT, Spencer, IN | Pass | State |
| 2022-12-07 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | ROCKPORT, Spencer, IN | Pass | State |
| 2022-12-07 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-07 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-07 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-07 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-06 | PREGIS INNOVATIVE PACKAGING LLC | PLYMOUTH, Marshall, IN | Pass | State |
| 2022-12-06 | PREGIS INNOVATIVE PACKAGING LLC | PLYMOUTH, Marshall, IN | Pass | State |
| 2022-12-06 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-06 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-06 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-06 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-12-06 | BIO TOWN BIOGAS LLC & BIO TOWN AG INCORPORATED — high-priority violation on file | REYNOLDS, White, IN | Pass | State |
| 2022-12-06 | BIO TOWN BIOGAS LLC & BIO TOWN AG INCORPORATED — high-priority violation on file | REYNOLDS, White, IN | Pass | State |
| 2022-12-06 | BIO TOWN BIOGAS LLC & BIO TOWN AG INCORPORATED — high-priority violation on file | REYNOLDS, White, IN | Pass | State |
| 2022-12-02 | VALMONT INDUSTRIES INC | ELKHART, Elkhart, IN | Pass | State |
| 2022-12-02 | VALMONT INDUSTRIES INC | ELKHART, Elkhart, IN | Pass | State |
| 2022-12-02 | VALMONT INDUSTRIES INC | ELKHART, Elkhart, IN | Pass | State |
| 2022-12-02 | VALMONT INDUSTRIES INC | ELKHART, Elkhart, IN | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.