EPA Air · stack tests by county and year
Air-emissions stack tests in Fairfield County, Ohio, 2025
- 18Stack 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 Fairfield 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 Fairfield County facility page.
Fairfield County, Ohio, 2025
Air-emissions stack tests in Fairfield County, other years
Air-emissions stack tests recorded in Fairfield County, Ohio, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-10-07 | CRAWFORD COMPRESSOR STATION | Pass | State |
| 2025-10-07 | CRAWFORD COMPRESSOR STATION | Pass | State |
| 2025-10-07 | CRAWFORD COMPRESSOR STATION | Pass | State |
| 2025-10-07 | CRAWFORD COMPRESSOR STATION | Pass | State |
| 2025-09-25 | THE CYRIL-SCOTT COMPANY | Pass | State |
| 2025-09-25 | THE CYRIL-SCOTT COMPANY | Pass | State |
| 2025-09-25 | THE CYRIL-SCOTT COMPANY | Pass | State |
| 2025-09-25 | THE CYRIL-SCOTT COMPANY | Pass | State |
| 2025-09-25 | THE CYRIL-SCOTT COMPANY | Pass | State |
| 2025-09-25 | THE CYRIL-SCOTT COMPANY | Pass | State |
| 2025-09-25 | THE CYRIL-SCOTT COMPANY | Pass | State |
| 2025-09-25 | THE CYRIL-SCOTT COMPANY | Pass | State |
| 2025-04-23 | CIRBA SOLUTIONS US, INC — high-priority violation on file | Pass | State |
| 2025-04-23 | CIRBA SOLUTIONS US, INC — high-priority violation on file | Pass | State |
| 2025-04-23 | CIRBA SOLUTIONS US, INC — high-priority violation on file | Pass | State |
| 2025-01-21 | CRAWFORD COMPRESSOR STATION | Pass | State |
| 2025-01-21 | CRAWFORD COMPRESSOR STATION | Pass | State |
| 2025-01-21 | CRAWFORD COMPRESSOR STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.