EPA Air · stack tests by county and year
Air-emissions stack tests in Posey County, Indiana, 2026
- 33Stack 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 Posey County, Indiana during 2026. 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 Posey County facility page.
Posey County, Indiana, 2026
Air-emissions stack tests in Posey County, other years
Air-emissions stack tests recorded in Posey County, Indiana, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-07-24 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | Pass | State |
| 2026-07-24 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | Pass | State |
| 2026-07-24 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | Pass | State |
| 2026-07-23 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-23 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-23 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-23 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-22 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | Pass | State |
| 2026-07-22 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | Pass | State |
| 2026-07-22 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | Pass | State |
| 2026-07-22 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | Pass | State |
| 2026-07-22 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-22 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-22 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-22 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-21 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-21 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-21 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-07-21 | VALERO RENEWABLE FUELS CO LLC DBA VALERO MT VERNON PLANT — high-priority violation on file | Pass | State |
| 2026-05-12 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | Pass | State |
| 2026-05-12 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | Pass | State |
| 2026-05-12 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | Pass | State |
| 2026-05-12 | CONSOLIDATED GRAIN & BARGE COMPANY INC — high-priority violation on file | Pass | State |
| 2026-03-08 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-08 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-08 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-08 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-08 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-06 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-06 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-06 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-06 | BUILDING MATERIALS MANUFACTURING LLC — high-priority violation on file | Pass | State |
| 2026-03-06 | BUILDING MATERIALS MANUFACTURING LLC — 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.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in Posey county, IN, for 2026. It lists 33 stack tests recorded in 2026.