EPA Air · stack tests by state and year
Air-emissions stack tests in Indiana, 2023
- 1,487Stack 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 2023; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Indiana, 2023
- Lake County 161
- Lawrence County 119
- Marion County 113
- Posey County 74
- LaPorte County 64
- White County 55
- Daviess County 46
- Wabash County 46
- Warrick County 45
- DeKalb County 41
- Allen County 40
- Tippecanoe County 38
- Cass County 35
- St. Joseph County 34
- Spencer County 32
- Fountain County 30
- Morgan County 29
- Elkhart County 26
- Vanderburgh County 26
- Porter County 24
- Jasper County 22
- Kosciusko County 20
- Hendricks County 20
- Martin County 18
- Knox County 18
- Johnson County 18
- Montgomery County 17
- Delaware County 17
- Huntington County 17
- Fulton County 16
- Whitley County 15
- Jennings County 15
- Marshall County 13
- Henry County 12
- Dearborn County 11
- Monroe County 11
- Decatur County 10
- Wells County 10
- Shelby County 10
- Hamilton County 9
- Floyd County 8
- Clay County 8
- Gibson County 7
- Sullivan County 6
- Pike County 6
- Hancock County 6
- Perry County 5
- Blackford County 5
- Grant County 5
- Washington County 4
- Scott County 4
- Harrison County 4
- Steuben County 4
- Clark County 4
- Vermillion County 4
- Miami County 4
- Wayne County 3
- Howard County 3
- Jay County 3
- LaGrange County 3
Indiana, other years
Air-emissions stack tests recorded in Indiana, 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-10-19 | DUKE ENERGY INDIANA LLC EDWARDSPORT GENERATING STATION | EDWARDSPORT, Knox, IN | Pass | State |
| 2023-10-19 | BWXT NUCLEAR OPERATIONS GROUP INCORPORATED | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-10-19 | BWXT NUCLEAR OPERATIONS GROUP INCORPORATED | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-10-19 | BWXT NUCLEAR OPERATIONS GROUP INCORPORATED | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-10-19 | BWXT NUCLEAR OPERATIONS GROUP INCORPORATED | MOUNT VERNON, Posey, IN | Pass | State |
| 2023-10-19 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2023-10-19 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2023-10-18 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-18 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-18 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-18 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-18 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-18 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-18 | ANR PIPELINE COMPANY ST JOHN COMPRESSOR STATION | SAINT JOHN, Lake, IN | Pass | State |
| 2023-10-18 | ANR PIPELINE COMPANY ST JOHN COMPRESSOR STATION | SAINT JOHN, Lake, IN | Pass | State |
| 2023-10-18 | EVONIK CORPORATION TIPPECANOE LABORATORIES — high-priority violation on file | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2023-10-18 | EVONIK CORPORATION TIPPECANOE LABORATORIES — high-priority violation on file | LAFAYETTE, Tippecanoe, IN | Pass | State |
| 2023-10-17 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-17 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-17 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-17 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-17 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-17 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-17 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-17 | DUALTECH INCORPORATED — high-priority violation on file | FRANKLIN, Johnson, IN | Pass | State |
| 2023-10-17 | ANR PIPELINE COMPANY ST JOHN COMPRESSOR STATION | SAINT JOHN, Lake, IN | Pass | State |
| 2023-10-17 | LINDE ADVANCED MATERIAL TECHNOLOGIES INC | INDIANAPOLIS, Marion, IN | Pass | State |
| 2023-10-17 | AZTECA MILLING LP — high-priority violation on file | EVANSVILLE, Vanderburgh, IN | Pass | State |
| 2023-10-17 | AZTECA MILLING LP — high-priority violation on file | EVANSVILLE, Vanderburgh, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-13 | NLMK INDIANA — high-priority violation on file | PORTAGE, Porter, IN | Pass | State |
| 2023-10-12 | SIGECO - FB CULLEY GENERATING STATION | NEWBURGH, Warrick, IN | Pass | State |
| 2023-10-11 | HARRISON STEEL CASTINGS COMPANY — high-priority violation on file | ATTICA, Fountain, IN | Pass | State |
| 2023-10-11 | HARRISON STEEL CASTINGS COMPANY — high-priority violation on file | ATTICA, Fountain, IN | Pass | State |
| 2023-10-11 | HARRISON STEEL CASTINGS COMPANY — high-priority violation on file | ATTICA, Fountain, IN | Pass | State |
| 2023-10-11 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2023-10-11 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2023-10-11 | UNILEVER MANUFACTURING US INC | HAMMOND, Lake, IN | Pass | State |
| 2023-10-11 | UNILEVER MANUFACTURING US INC | HAMMOND, Lake, IN | Pass | State |
| 2023-10-11 | UNILEVER MANUFACTURING US INC | HAMMOND, Lake, IN | Pass | State |
| 2023-10-11 | UNILEVER MANUFACTURING US INC | HAMMOND, Lake, IN | Pass | State |
| 2023-10-10 | HARRISON STEEL CASTINGS COMPANY — high-priority violation on file | ATTICA, Fountain, IN | Pass | State |
| 2023-10-10 | HARRISON STEEL CASTINGS COMPANY — high-priority violation on file | ATTICA, Fountain, IN | Fail | State |
| 2023-10-10 | HARRISON STEEL CASTINGS COMPANY — high-priority violation on file | ATTICA, Fountain, IN | Pass | State |
| 2023-10-10 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2023-10-10 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2023-10-10 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2023-10-10 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2023-10-06 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-06 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-05 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2023-10-05 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2023-10-05 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2023-10-05 | ALCOA POWER GENERATING INC WARRICK POWER PLANT — high-priority violation on file | NEWBURGH, Warrick, IN | Pass | State |
| 2023-10-04 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2023-10-04 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2023-10-04 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2023-10-04 | BP PRODUCTS NORTH AMERICA INC WHITING BUSINESS UNIT — high-priority violation on file | WHITING, Lake, IN | Pass | State |
| 2023-10-04 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-04 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-04 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-04 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2023-10-03 | KEYSTONE AUTOMOTIVE INDUSTRIES DBA TRANSWHEEL — high-priority violation on file | HUNTINGTON, Huntington, IN | Pass | State |
| 2023-10-03 | KEYSTONE AUTOMOTIVE INDUSTRIES DBA TRANSWHEEL — high-priority violation on file | HUNTINGTON, Huntington, IN | Pass | State |
| 2023-10-03 | KEYSTONE AUTOMOTIVE INDUSTRIES DBA TRANSWHEEL — high-priority violation on file | HUNTINGTON, Huntington, IN | Pass | State |
| 2023-10-03 | KEYSTONE AUTOMOTIVE INDUSTRIES DBA TRANSWHEEL — high-priority violation on file | HUNTINGTON, Huntington, IN | Pass | State |
| 2023-10-03 | E & B PAVING LLC | CHANDLER, Warrick, IN | Pass | State |
| 2023-10-03 | E & B PAVING LLC | CHANDLER, Warrick, IN | Pass | State |
| 2023-10-03 | E & B PAVING LLC | CHANDLER, Warrick, IN | Pass | State |
| 2023-10-03 | E & B PAVING LLC | CHANDLER, Warrick, IN | Pass | State |
| 2023-09-29 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2023-09-29 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2023-09-29 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2023-09-29 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
| 2023-09-29 | AES INDIANA EAGLE VALLEY GENERATING STATION — high-priority violation on file | MARTINSVILLE, Morgan, IN | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.