EPA Air · stack tests by county and year
Air-emissions stack tests in Marion County, Indiana, 2025
- 97Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Marion County, Indiana during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Marion County facility page.
Marion County, Indiana, 2025
Air-emissions stack tests in Marion County, other years
Air-emissions stack tests recorded in Marion County, Indiana, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-22 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-12-22 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-12-22 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-12-22 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-12-22 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-12-22 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-12-18 | US ENERGY INDIANAPOLIS TERMINAL | Pass | State |
| 2025-12-17 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-11-03 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-30 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-10-17 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-17 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-17 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-16 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-16 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-15 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-15 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-15 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-15 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-15 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-15 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-14 | LINDE ADVANCED MATERIAL TECHNOLOGIES INC | Pass | State |
| 2025-10-14 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-10-14 | ECOBAT RESOURCES INDIANA LLC | Pass | State |
| 2025-09-29 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-29 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-29 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-29 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-29 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-29 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-29 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-29 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-24 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-24 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-24 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | Pass | State |
| 2025-09-20 | RIETH RILEY CONSTRUCTION COMPANY INCORPORATED | Pass | State |
| 2025-09-20 | RIETH RILEY CONSTRUCTION COMPANY INCORPORATED | Pass | State |
| 2025-09-20 | RIETH RILEY CONSTRUCTION COMPANY INCORPORATED | Pass | State |
| 2025-09-20 | RIETH RILEY CONSTRUCTION COMPANY INCORPORATED | Pass | State |
| 2025-09-10 | HOWARD MATERIALS LLC | Pass | State |
| 2025-09-10 | HOWARD MATERIALS LLC | Pass | State |
| 2025-09-10 | HOWARD MATERIALS LLC | Pass | State |
| 2025-09-10 | HOWARD MATERIALS LLC | Pass | State |
| 2025-09-10 | HOWARD MATERIALS LLC — high-priority violation on file | Pass | State |
| 2025-09-10 | HOWARD MATERIALS LLC — high-priority violation on file | Pass | State |
| 2025-09-10 | HOWARD MATERIALS LLC — high-priority violation on file | Fail | State |
| 2025-09-10 | HOWARD MATERIALS LLC — high-priority violation on file | Pass | State |
| 2025-09-10 | HOWARD MATERIALS LLC — high-priority violation on file | Pass | State |
| 2025-07-22 | LNG INDY LLC LNG NORTH | Pass | State |
| 2025-07-09 | BUCKEYE TERMINALS LLC RACEWAY TERMINAL | Pass | State |
| 2025-07-03 | RIETH RILEY CONSTRUCTION CO INC | Pass | State |
| 2025-07-03 | RIETH RILEY CONSTRUCTION CO INC | Pass | State |
| 2025-07-03 | RIETH RILEY CONSTRUCTION CO INC | Pass | State |
| 2025-07-03 | RIETH RILEY CONSTRUCTION CO INC | Pass | State |
| 2025-06-04 | CITIZENS WATER WHITE RIVER RIVERSIDE | Pass | State |
| 2025-06-03 | CITIZENS WATER WHITE RIVER RIVERSIDE | Pass | State |
| 2025-06-03 | CITIZENS WATER WHITE RIVER RIVERSIDE | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-08 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-07 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-07 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-07 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-07 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-07 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-05-07 | REWORLD INDIANAPOLIS INCORPORATED | Pass | State |
| 2025-04-12 | ALLISON TRANSMISSION INC SPEEDWAY MAIN CAMPUS — high-priority violation on file | Pass | State |
| 2025-04-10 | ZIONSVILLE COMPRESSOR STATION / PANHANDLE EASTERN PIPE LINE — high-priority violation on file | Pass | State |
| 2025-04-10 | ZIONSVILLE COMPRESSOR STATION / PANHANDLE EASTERN PIPE LINE — high-priority violation on file | Pass | State |
| 2025-04-10 | ZIONSVILLE COMPRESSOR STATION / PANHANDLE EASTERN PIPE LINE — high-priority violation on file | Pass | State |
| 2025-04-10 | ZIONSVILLE COMPRESSOR STATION / PANHANDLE EASTERN PIPE LINE — high-priority violation on file | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.