EPA Air · stack tests by county and year
Air-emissions stack tests in Montgomery County, Ohio, 2025
- 68Stack 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 Montgomery County, Ohio 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 Montgomery County facility page.
Montgomery County, Ohio, 2025
- Inspections 74
Air-emissions stack tests in Montgomery County, other years
Air-emissions stack tests recorded in Montgomery County, Ohio, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-20 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-12-20 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-12-19 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-12-19 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-12-05 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-12-05 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-12-04 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-12-04 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-12-02 | VALICOR ENVIRONMENTAL SERVICES, LLC — high-priority violation on file | Pass | State |
| 2025-11-20 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-11-19 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-11-18 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-11-05 | CHARLES F. JERGENS CONSTRUCTION INC. PORTABLE | Pass | State |
| 2025-09-17 | CITGO PETROLEUM - DAYTON TERMINAL | Pass | State |
| 2025-08-14 | PINNACLE GAS PRODUCERS LLC | Pass | State |
| 2025-08-14 | PINNACLE GAS PRODUCERS LLC | Pass | State |
| 2025-08-14 | PINNACLE GAS PRODUCERS LLC | Pass | State |
| 2025-04-29 | ADARE PHARMACEUTICALS, INC. | Pass | State |
| 2025-04-04 | MONUMENT GENERATING STATION | Pass | State |
| 2025-04-04 | MONUMENT GENERATING STATION | Pass | State |
| 2025-04-04 | MONUMENT GENERATING STATION | Pass | State |
| 2025-04-02 | MONUMENT GENERATING STATION | Pass | State |
| 2025-04-02 | MONUMENT GENERATING STATION | Pass | State |
| 2025-04-01 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-04-01 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-04-01 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-04-01 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-02-05 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-02-05 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-01-17 | TAIT ELECTRIC GENERATING STATION | Pass | State |
| 2025-01-17 | TAIT ELECTRIC GENERATING STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.